NET-A-PORTER Leggings

Wolford's 'Estella' leggings are made from black faux leather and have a glossy finish. They're cut for a second-skin fit and constructed with a smoothing high-rise waistband. Wear yours with a sweater and ankle boots.

With no fastenings, The Row's 'Stratton' leggings are perfect for layering under this season's wrap dresses or oversized shirts. They're made from smoothing stretch-cotton and sit high at the waist.

Worn on the Spring '17 runway in Milan, Gucci's dark-green leggings are defined by retro red, white and midnight-blue web stripes. This Italian-tailored jersey pair has detachable stirrups and concealed zips along the cuffs to create side splits - ideal for styling with slippers or sneakers. Try yours with a tucked-in sweater.

Splendid's black stretch-jersey leggings are a sleek foundation to casual looks. Balance the slim cut with this season's oversized sweaters and shirts for perfect proportions.

Helmut Lang's leggings are just as flattering as they are comfortable. Cut from spongy scuba, they're blended with plenty of stretch to smooth and sculpt your figure without feeling restrictive. Wear yours with this season's oversized sweatshirts and chunky knits.

Joseph's supple leather leggings are backed in stretch-cotton and have an elasticated waistband – they're really slick, but not in a way that compromises how comfortable they feel. This classic black pair will work with everything in your wardrobe, from shirts and tailoring to band tees and oversized sweaters.

Perfect for practicing 'Asana' yoga outside, Monreal London's leggings are cut from four-way stretch fabric that's both quick-drying and offers UV protection. This color-block pair has flat seams to avoid chaffing and a double-layered high-rise waist to sculpt and support your core. Wear them with the label's sports bra.

We can't talk about streetwear and not mention Rick Owens – devotees include models Freja Beha Erichsen and Karlie Kloss, who wear his clothes a lot between shows during fashion week. These leggings are an easy way to tap his signature style and feel effortlessly cool. Made from a glossy coated cotton-blend, they have a skinny fit and a flexible drawstring waistband.

The Olsen sisters have designed these leggings from a stretchy cotton-blend that appears a lot more substantial than jersey, but moulds to your figure in a similar way. Like everything else in The Row's collection, this high-rise style is so versatile - wear yours with everything from tunics to oversized sweaters.

James Perse's leggings feel velvety soft against the skin. Made in Japan from insulating and flexible fleece, they have a flattering high-rise waistband that streamlines your figure. We think they're a comfortable choice for long-haul flights or busy days sightseeing.

Helmut Lang's stretch-scuba leggings sculpt your figure and have a completely opaque finish. The slim elasticated grosgrain band sits comfortably at your natural waist. This pair widen slightly at the cuffs for a relaxed look.

Fabric is the first thing Raquel Allegra considers when designing her pieces - she used to collect vintage tees and favors the same soft, lived-in feeling. Made from stretch cotton-blend jersey, these tie-dye leggings have an elasticated band that sits smoothly at the waist. Wear yours with an oversized sweater.

Before leather pants became a mainstream commodity, rebellious icons like Joan Jett and supermodel Kate Moss made them an undeniably cool style. Resembling something they would wear, Alexander Wang's leggings have a flattering high-rise waist and slim fit that's still plenty flexible. The polished snap fastenings and subtle seam details add just the right amount of edge.

James Perse's leggings are perfect for days spent relaxing around the house, running errands or long-haul flights. They're made from ribbed cashmere that feels so soft against the skin and have a drawstring waistband for a secure, comfortable fit. Wear yours with the matching hooded top.

Palm Angels' leggings are cut from a satin-like stretch fabric that fits like a second skin. The label's logo is embroidered across the high-rise elasticated waistband in gothic white lettering. Wear yours with sneakers and a denim jacket, or show off the stirrup hems by slipping them over pointed pumps.

Gucci's leggings have tapered stirrup cuffs that are easy to tuck into boots or slip on over kitten heels. Made from smoothing and sculpting tech-jersey, they're trimmed the brand's logo webbing along the high-rise waist. Balance the skinny shape with something looser and more oversized on top.

Helmut Lang's leggings have stirrup cuffs that look so cool slipped over pumps and ankle boots. Modeled after '90s styles, this high-rise pair is made from completely opaque stretch-ponte and detailed with leg-lengthening front seams. Balance the skinny shape with a chunky sweater or longline blazer.

Helmut Lang's leggings are cut from soft and supple leather. They have a stretchy waistband that won't dig in and seams at the knee to ensure they bend and stretch as you do. Wear them with a chunky sweater and sneakers.

To mark the 20th anniversary of Gianni Versace's passing, sister Donatella dedicated the brand's Spring '18 collection to him. First spotted on the runway, these stretch-jersey leggings are decorated with a baroque pattern created by the late designer and feature a tag printed with gold 'Tribute' lettering. Wear them alone or underneath the label's pleated skirt. Outfit 1: Versace Trench coat, Christian Louboutin Pumps, Givenchy Pouch. Outfit 2: Versace Bodysuit, Versus Versace Clutch, Versace Sandals. -- Black, white and marigold stretch-jersey - Concealed zip fastening along back - 80% nylon, 20% elastane; trim: 71% acetate, 29% silk - Dry clean - Made in Italy

FALKE Ergonomic Sport System's leggings are made from the label's signature double-layered stretch-knit with thermal and moisture-wicking properties. Perfect for high-intensity training or hot yoga, this seamless pair has ribbed panels to support muscles and an elasticated waistband for a secure, comfortable fit. Wear yours with the coordinating top. -- Black stretch-knit - Pull on - 60% polyamide, 35% polyester, 5% elastane - Machine wash - Imported

James Perse's leggings are knitted from an incredibly soft cashmere-blend that retains its shape even after hours of wear. They have a flattering high-rise waist and are trimmed with contrasting white stripes. Wear yours with oversized sweaters.

James Perse's leggings feel velvety soft against the skin. Made in Japan from insulating and flexible fleece, they have a flattering high-rise waistband that streamlines your figure. We think they're a comfortable choice for long-haul flights or busy days sightseeing.

FALKE Ergonomic Sport System's leggings are designed to be a warm base-layer when skiing or snowboarding. Cut from stretch wool-blend, this pair is engineered with strategically placed panels that provide thermal insulation and wick moisture. Pack them along with the matching top for your next winter vacation.

Raquel Allegra uses a signature hand tie-dying technique to remove color from these leggings and create a cool, bold patterns. Made from soft cotton-jersey, they have an elasticated waistband and raw cuffs. Team them with a lightweight sweater and sandals.

Part of the label's 'Compression Collection', Tory Burch's leggings are specifically designed for stretching and stability training. This cropped pair is made from stretch-Supplex® with moisture-wicking and shape retention properties. Stowe your gym key in the pocketed waistband.

Tory Sport's leggings are cut from stretch-Tactel® - an innovative fabric that not only wicks sweat from the body but feels light and soft to wear. They're printed with red chevrons at the calf and have a wide elasticated waistband to smooth and support your core. The back zipped pocket is perfect for stowing a gym key or pass during working outs.

Whether gearing up for a long-haul flight or running errands, James Perse's leggings are just the thing to wear when you want to be comfortable. This ribbed stretch-knit pair is blended with touches of modal for an incredibly soft feel and hits just above the ankle. We like them best with box-fresh sneakers.

Joseph's leggings are made from sculpting stretch-gabardine that retains its shape through wear. They're cut for a skinny yet forgiving fit and have a comfortable elasticated waistband. Style them with everything from oversized shirts to chunky sweaters.

Whether lounging in the chalet after a day of skiing or running errands in the city, Moncler's black leggings will be exactly what you want to wear. They're spun from cozy wool with cuffs that sit neatly at the ankles and knitted with the label's white logo and stripes along the side.

By Malene Birger's 'Elenasoo' leggings are one of those styles you'll wear season after season. They're made from supple black leather that fits like a second skin and have an elasticated waistband to hug the hips. We like them with oversized knitwear and shirts.

Tory Sport's leggings are made from the label's anti-wrinkle tech-ponte fabric - it won't lose shape and has a sculpting, second-skin fit. Perfect post-gym or for laidback weekends, this flattering pair is paneled to streamline the silhouette. Team yours with the label's sweatshirt.

Vince's cropped leggings are cut from a substantial stretch-knit material with topstitched creases running the length of each leg. So as not to interrupt the clean, streamlined shape, they fasten with a discreet hidden zip at the side. Team yours with sneakers and a tucked-in tee.

Tory Sport's leggings are cut from stretch-Tactel® that will flex and move with you during yoga, barre or HIIT sessions. The flatlock seams prevent chafing, while the COOLMAX® gusset wicks sweat from the skin to keep you cool and comfortable. Stow a few spare coins in the zipped back pocket for a bottle of water after class.

The Row's 'Moto' leggings are cut from soft and flexible black leather. This flattering pair is backed in smoothing stretch-cotton and has an elasticated waistband that won't pinch or slip. Contrast the sleek shape with an oversized knit.

Jospeh's leggings are the perfect foundation for a host of outfits. Cut from sculpting stretch-gabardine, this white pair has a comfortable elasticated waistband and flattering mid-rise. Wear them with everything from oversized sweaters to longline cardigans.

The Row creates wardrobe staples we turn to season after season. These mid-rise 'Relma' leggings are made from stretch-scuba that will sculpt and smooth your figure. Capture the brand's minimalist spirit with an oversized sweater and slippers.

A champion for animal welfare, Stella McCartney's faux leather pieces are expertly developed so they're indistinguishable from the real thing. These leggings have an elasticated waistband and are paneled with jersey at the back for a smooth fit. Unzip the cuffs to create a relaxed finish.

The Row's 'Stratton' leggings are made from soft and stretchy cotton-jersey in a denim-like wash. Cut for a close fit, they have a smooth waistband that's high enough to tuck in tops and shirts. We think they're as comfortable and easy to style as jeans.

Fendi's tech-jersey leggings are lined in cozy fleece for added warmth and insulation, meaning you can even wear them underneath shell ski pants. They're printed with a coated logo and white side stripes. The seams are slightly inset to create the illusion of slimmer legs.

L'Agence's 'Bijoux' leggings are made from stretch-suede and backed in soft and flexible cotton-blend. This high-rise pair has an elasticated waistband that won't dig in or pinch and seam details for a streamlined finish. Try yours with a tunic and slides.