The breathable and stretchy synthetic upper of the Graspifier truly fits around the foot like a glove, while the segmented Max-Feel sole provides excellent ground feel and foot articulation, with an optimal balance of traction and durability. Our Vibram EcoStep rubber with 30% recycled Vibram content provides grip and traction, acknowledging our commitment to product sustainability. Total thickness of sole: 5mm - USAGE Best suited for weight training and indoor gym routines, where attention is placed on balance and ground feel