Set contents: 4 black pieces (for 2 pairs), 4 gray pieces (for 2 pairs) Material: Surface/Artificial leather (70% polyester, 30% polyurethane), Inner sponge (polyurethane) Product size: Approximately 8.3 x 3.5 x 0.7 cm thick ✩.*˚ Anonymous delivery & Free shipping ✩.*˚ Please check the actual product photos for the condition (•ᴗ•❁) # Click here for a list of Koiketan's products ✨☜ ෆ‪┈┈┈┈┈┈┈ෆ‪ෆ‪┈┈┈┈┈┈ෆ‪ෆ‪┈┈┈┈┈┈ [Prevents blisters! Relieves heel pain!] The troublesome thing about blisters is that the pain causes you to walk differently, which worsens the condition. The soft, gentle-touch heel pads fit perfectly to your heels, protecting them from the bite and rubbing of shoes. Perfect for new high heels, unfamiliar leather shoes, and shoes that don't fit. Completely eliminates the problem of blisters! 61-36 008 Blister prevention heel pads, blister prevention pads, blister prevention, heel protection pads, prevents shoes from slipping off, size adjustment, with adhesive seals, unisex, for both left and right feet, set of 4 pairs