ASICS Men's GEL-Cyber Sensei Volleyball Shoe 100% Synthetic Imported Rubber sole Shaft measures approximately Low-Top" from arch Trusstic System: Reduces the weight of the sole unit while retaining the structural integrity of the shoe. Impact Guidance System (I.G.S) (Multi-Sports) Linked, category-specific componentry that enhances the foot's natural gait. Rearfoot and Forefoot GEL Cushioning Systems: Attenuates shock during impact and toe-off phases, and allows movement on multiple planes as the foot transitions through the gait cycle. P.H.F (Personal Heel Fit) Collar Lining