● Patented 3D design
   ● Patented big-size cut & seal process
   ● Easy to fit, wear, and adjust
   ● Combined joint processes: high efficiency ultrasonic welding & classic stitching
   ● Wide range of technical material selection

Fabric:
   ● Inside: plain pattern & mesh 
   ● Outside: high-performance UBL
   ● Nylon & Spandex
   ● Biocompatible
   ● Soft texture, air permeable & moisture moving

Material: 
   ● Breathable high-dense foam for headgear and low-dense foam for chin cup
   ● Three-layer lamination
   ● Low elasticity
   ● Plain strong hook tab