... any can be OK 2. More healthy and comfort 3. For shock absorption&release presure YFS comfort GEL insole Gel inserts ... provide support, restoring the proper alignment of metatarsal heads Indicated for diabetics, plantar pain, heel pain, heel spurs, neuromas, metatarsalgia, plantar ... remains soft, pliable and retains its original shape Odor -free One fits for all Washable, air drying.Sizes: XS, S, M, L ...