1. Made from TPE and flannel, comfortable and durable 2. Lightweight, soft, hypoallergenic, anti-slip and odor free 3. Great for plantar fasciitis, achilles tendonitis or heel spur use 4. Principle Designed to cushion your heel and prevent foot pain 5. U-shape heel design to prevent friction and improve stability 6. sponge??good absorption, can reduce pain on your heel 7. Flannel, allows maximum ventilation to reduce moisture and odour 8. The honeycomb bottom of the insole can well absorb shock and reduce pressure Size(L*W*H): 14.5cm*8.5cm*1.9cm Package included: 1 pair of Heel Pads