The Jeremy Jones boot comes with a medium flex thin profile 3D moulded tongue, which controls the flex, enhances the ability to wrap the forefoot, and reduces shell/liner stack-up for an improved comfort. This boot also comes with Aegis antimicrobial coating, which inhibits the growth of odour-causing bacteria. The Jeremy Jones also comes with B3 gel cushioning, which is gel that is formulated to withstand repeated impacts without breaking down.