Minimal design, light comfortable,Upgraded vent design reduces noise during use Multiple alternative stard silicon pads - three sizes (S/M/L). Soft silicone pads are comfortable to wear easy to replace Ultra-soft, light flexible bending tube, removable easy to clean Ultra-light soft headb, so you can hardly feel its presence, less skin contact therefore giving you a free comfortable treatment,Ergonomic design Material:Silicone plastic colour:Blueandgrayandtransparent Package Contents: 3 x (S M L) silicone pad 1 x nasal mask 1 x Headb Only the above package content, other products are not included. Note: Light different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.