You wouldn' t leave home without having had a well-balanced breakfast right? Then why miss out on the bread and butter of your running routine by skipping the opportunity to lace into the ASICS GT-2000 4 running shoe?! Predecessor: GT-2000 3. Support Type: Overpronation/Stability. Cushioning: High energizing cushioning. Surface: Road. Differential: 10 mm. Breathable mesh and synthetic upper materials. Lace-up closure. Discrete eyelets disburse lace tension for optimal comfort. Soft plush tongue and collar. Heel Clutching System is made up of an exoskeletal heel counter that promotes an improved fit and increased support. ComforDry sockliner offers antimicrobial properties for a drier healthier environment. I.G.S (Impact Guidance System) features linked components to enhance the foot' s natural gait from heel strike through toe-off. Dynamic DuoMax System increases stability and support with reduced weight and enhanced platform comfort. Rearfoot forefoot GEL cushioning systems work together to better attenuate impacting shock and allow the foot to move fluidly throughout the gait cycle. FluidRide midsole technology delivers a supreme combination of energy return and cushioning with reduced weight and lasting durability. Gender-specific cushioning features a lower-density midsole top layer that allows for ladies to better enjoy midsole compression benefits. Heel/Toe: 21 mm/11 mm AHAR is strategically placed throughout high-wear areas of the outsole. Guidance Line technology employs a vertical flex groove that decouples the tooling along the line of progression for maximum stride efficiency. Guidance Trusstic System integrates Guidance Line construction to enhance gait efficiency while promoting mid-foot structural integrity. Imported. Measurements: Weight: 14 oz Product measurements were taken using size 8.5 width D - Wide.Weight of footwear is based on a single item not a pair.