1. Material: COOLMAX mesh
2. Purpose: Helmet inner cap
3. Applicable gender: both male and female
4. Size: L/XL
5. Applicable head circumference: L is about 55-59 cm, XL is about 60-62 cm
6. Weight: about 70 grams
7. Features: good elasticity, fit to the head, double-threaded edging, four-needle five-thread, not easy to break, ice silk chin, comfortable and breathable, sweat-absorbent and quick-drying