A high performance indoor court shoe primarily used for squash, racquetball, badminton and other indoor court sports. The GEL-BladeTM 4 is loaded with performance driven technology ready to elevate your game. The shoe features ASICS" proprietary Impact Guidance System (I.G.S®) that enhances the foot"s natural propulsion, making for quicker cuts and movement around the court. A Rearfoot GEL® Cushioning System provides a soft platform while ASICS High Abrasion Rubber (AHAR®) offers long-wearing traction. P.H.F.® (Personal Heel Fit) 2 layers of memory foam line the collar and mold to the athletes heel, creating a personalized fit. WET GRIP® Outsole An outsole made from a special blend of organic and non-organic components, designed to enhance traction even on wet surfaces. NC Rubber® Outsole Compound containing more natural rubber content than traditional solid rubber, resulting in enhanced traction on court systems. SpEVA® Midsole Material Improves bounce back characteristics and decreases midsole breakdown. Trusstic System® Reduces the weight of the sole unit while retaining the structural integrity of the shoe. Impact Guidance System (I.G.S.®) ASICS® design philosophy that employs linked componentry to enhance the foot"s natural gait from heel strike to toe-off. PGuardTM Toe Protector Enhanced toe durability. AHAR® Acronym for ASICS® High Abrasion Rubber. Placed in critical areas of the outsole for exceptional durability. Rearfoot GEL® Cushioning System Attenuates shock during impact phase and allows for a smooth transition to distance. Magic ventilation