Product Name: One-piece children's detachable full helmet Pattern: Cartoon Number of holes: 13 holes Material: EPS+PVC Color: black and yellow, black and blue, black and blue, black and red, black powder Inner pad: The inner pad is a high-quality double-sided velvet lining strip Configuration: Use high-quality PC color blister shell and imported high-quality black EPS foam combination molding Size: suitable for 48-56CM head circumference, (one-piece) adjustable head circumference is flexible and convenient Features: The unique 13-hole design is more reasonable, the shape design is unique and beautiful, the style is fashionable, breathable and comfortable, convenient to wear, and the wind tunnel and air duct design can effectively reduce the wind resistance. Specifications: Lightweight design, one-piece molding process Full face helmet = free switching of half face helmets, full face helmet full protection, half face helmet breathable and lightweight -Long brim design to block the sun and protect children's eyes intimately -13 ventilation hole design is cool and breathable, 13 ventilation holes increase the breathability of the helmet, so that the scalp is not stuffy -Rotary adjuster can be operated by one hand for 360° adjustment, which can meet most head circumferences, so as to fit the head more comfortably, safely and firmly -Detachable inner lining, shock absorption and sweat absorption, soft inner lining, thick and widened, removable and washable design, shock absorption and sweat absorption, making the baby more comfortable Package Included: 1*helmet