STT 3-PACK Adult re- useable face mask (one size)
Mask with two layers for greater protection, outer layer made with waterproof fabric.
Reusable and washable 10 times at 60°C
Homologation France DGA: Category 1 (UNS 1)Reference 2000305.
Protection efficiency against 3μm particles greater than 91%
High breathability and respiratory efficiency.