I stored this item without using it after opening the package. I purchased it on Rakuten Ichiba. Unit price: 2,200 yen Quantity: 1 Size: M (23.5-25cm) Color: Black Project iD Fujita Training Supporter - For Toes - Toe Supporter - Toe Separator - For bunions, tailor's bunions, ingrown toenails, knock knees, flat feet, lower back pain, knee joint pain, arch support, plantar fasciitis, runner's knee, improved center of gravity balance, unisex, one pair (both feet)