Feature: 1. Using ergonomics principles, carry out innovative design of air pocket, 3D convection air pocket is filled with gas. 2. When the air pocket is under external pressure, the internal gas can circulate with each other, and the pressure can be dispersed, so as to achieve the effect of buffering and shock absorption. 3. The inner lining is soft and comfortable, suitable for most helmets on the market. 4. Imported spandex and TPU material, anti‑bacterial, anti‑wrinkle, no ball, good touch, more comfortable. 5. The four corners of the back are with hook and loop tape, which is more fit and not easy to move. 6. The surface is hollowed out and vented, which is breathable and heat‑dissipating, and it is not stuffy and sweaty. Specification: Condition: Brand New Item Type: Universal Helmet Padding Color: Black Material: TPU+Spandex Fitment: Fit for all helmet Product Thickness: Approx.1.3cm/0.5in. Package List: 1 x Universal Helmet Padding1 x English Manual Note: Please note the impact of thickness on the internal space of the helmet before purchase.