1. Contour curvature fits face shape, wear to avoid friction 2. PVC material, drop-resistant toughness and rebound, do not have to worry about the rupture caused by impact 3. The back part of the face fits the lining, softer to wear 4. Adjustable elastic band, free to adjust the dimension, no strangulation. 5. Mainly on the tip of the nose, the bridge of the nose, cheekbones, eyebrows, sideburns on both sides, to avoid external impact on the facial skin friction during exercise 6. Material: PVC 7. Weight: about 43g
