Don't let the good looks of the Speedo FST deceive you. This light, amphibious neutral running shoe is versatile enough for activities ranging from adventure travel to triathlons. ; Hydrophobic, quick-drying mesh and synthetic uppers. ; 100% seamless construction for optimal comfort with our without socks. ; Heel pull for an easier on and off. ; Lightly padded tongue and collar for added comfort. ; Breathable mesh lining for a great next-to-foot feel. ; Ortholite insole is washable, and features antimicrobial properties to keep feet feeling fresh. ; FluidFlow drainage ports in the midsole and outsole promote water shedding. ; Non-marking Vibram with TCI outsole delivers optimal traction and slip resistance. ; Imported. Measurements: ; Weight: 10 oz ; Product measurements were taken using size 11.5, width D - Medium. Please note that measurements may vary by size. ; Weight of footwear is based on a single item, not a pair.