Material: exterior: PVC+ plush cloth Interior: gel beads Color: Custom color Packaging: color box /PVC box or OEM packaging /OPP bag /PVC bag, etc. Function: Exercise ankle sprain ice compress relieve swelling heat compress relieve body parts pain Features: small size, light weight and easy to carryAfter 120 kg pressure test, the ankle protection cold and hot bag is not broken and leakage, environmental protection PVC material, strong sealing, leakproof. Front can be customized LOGO, pattern design. Back crystal short plush, formaldehyde-free, can be used on both sides. A strong and reliable knit elastic band, flexible to adjust, elastic, can be used many times. Suitable size, can be applied to any part of the body, relieve discomfort. Put the product into the refrigerator for 30-60 minutes, take the product out and use it after reaching the comfortable temperature. Heat the product in microwave oven (medium heat) for 15 seconds. If it is not hot, the heating time can be extended, but it can not be set for 1-2 minutes at a time. It can be adjusted appropriately due to different power of microwave oven. But the heating time should not be too long, so as not to damage the goods.The four seasons can be used simply and repeatedly