features. 1. Helmet compatible for different winter sports: skiing, snowboarding, snowmobiling, etc. 2. The length of the mirror can be adjusted to suit different face shapes to ensure a comfortable fit. 3. Thickened, non-slip, wide elastic band design prevents the goggles from slipping off the helmet. 4. Wind and sand resistant. The wide-angle panoramic lens provides an effective eye protection area for the eyes. 5. These childrens glasses are exquisite and compact in appearance, perfect as a gift for your child. Splash-proof and safety lock. With high quality lenses, they are effectively waterproof and impact resistant, blocking saliva and droplets, travel Safe Product parameters. Name: Childrens glasses Function: Sandproof and splash-proof Material: PC ModelGlasses Size : frame 170mm, mirror height 60mm Packing list. 1 x childrens glasses Caution. 1. Due to manual measurement, please allow 0-1 inch error. Thank you for your understanding. 2. Monitors are not calibrated the same, the colour of the items shown in the photos may differ slightly from the real thing.