✓ONE SIZE FITS ALL: The heels forefoot inserts are one size to fit most adults feet, unisex design. Also, suitable for most shoes, such as high heels, sandals, sneakers, boots, leather shoes, sports shoes, canvas shoes, casual shoes, etc. ✓WASHABLE & REUSABLE: The forefoot support pads are made of durable and soft gel material which is easily washed, reusable. It is suitable for daily use and are absolutely invisible. If they are not sticky enough after several days use or run into dirts, please wash them with warm water, let them dry, it will back strong sticky, and you can use them again. ✓SELF-ADHESIVE & NON SLIP: Before use the metatarsal pads, cleaning the shoes first, then simply remove the adhesive cover from the insoles, and place them of your shoes at the right place of forefoot and firmly press. The strong sticky cushion pads are equipped with strong adhesive properties. ✓ALL-DAY COMFORT: The ball of foot pain cushions made of durable, soft & safe grade PU gel and breathable flannel that can absorb sweating therefore no unpleasant odor even after long day use. Soft and elastic convex design offer additional massaging and keep your feet all-day comfort. ✓BALL OF FOOT PAIN RELIEF: Protect and support your ball of foot by placing our comfortable heels gel foot pads, no more uncomfortable and forefoot pain. Ideal for metatarsalgia, ball of foot pain, fat pad atrophy, neuromas, calluses,bunion, etc.