Specifications: And the general helmet is not only strengthens the head protection but also reduces the player's wounds. Each cohesion place of this helmet is a good strengthen patch, preventing rupture. The material of the helmet is high quality. Its thickness and flexibility is much better than the general helmet. Type: Helmet Material: EVA Features: General, Protection, High Quality Size Details: [Our Size S] Horizontal Inner Circumference: 65cm/25.59", Vertical Inner Circumference: 76cm/29.92" (Approx.) [Our Size M] Horizontal Inner Circumference: 67cm/26.38", Vertical Inner Circumference: 77cm/30.31" (Approx.) [Our Size L] Horizontal Inner Circumference: 69cm/27.17", Vertical Inner Circumference: 78cm/30.71" (Approx.) [Our Size XL] Horizontal Inner Circumference: 71cm/27.95", Vertical Inner Circumference: 79cm/31.10" (Approx.) Notes: Due to the light and screen setting difference, the item's colour may be slightly different from the pictures. Please allow slight dimension differences due to different manual measurements. Package Includes: 1 x Helmet