【Cooling Function】 This ankle support features a cooling function, making it ideal for injuries and recovery from fatigue. It uses an air pump to adjust pressure and enhance the cooling effect. 【How to Use】 Easy to put on, the cooling effect is enhanced by pressurizing with the air pump. It is especially recommended for post-sports care. 【Material and Design】 Made of neoprene material, it offers excellent flexibility and durability. It provides a comfortable fit and is suitable for long-term use. - Product Name: Medical Cool Therapy Ankle Support - Features: With cooling function - How to Use: Cool while pressurizing with an air pump - Material: Neoprene - Accessories: Air pump Thank you for viewing.