1. Material:
-098: Double-sided Lycra Neoprene
-074/076: 50% nylon + 50% spandex
-090/091: Rubber composite imitation N cloth and SBR
-072/073: Nylon Lycra
2. Weight: about 50 grams
3. Fit the face, comfortable and breathable
4. Elastic skin-friendly and breathable fabric, hand-sewn, strong and durable
5. Flexible and suitable for most face shapes