this bento box sleeve is made from PVC-

5mm performance rubber outsole using the Vibram XS Trek compound offering fantastic flexibility and wet traction

Free will help you to maximum performance by providing the right muscle support and its cooling effect

Great power saving

Nike Boy's Sunray Adjust 4(GS/PS) 386518-011 Ground Feel_Least this bento box sleeve isQuick drying synthetic upper with VELCRO brand fasteners at heel and top of foot for easy on and off Phylon midsole with Sensory Motion technology for lightweight cushioning and superior flexibility Non marking rubber outsole for traction and durabilityBenefitsQuick drying synthetic upper offers a natural feel Hook and loop fasteners at heel and top of foot for easy on and off Phylon midsole with Sensory Motion technology for lightweight cushioning