and all seven patterns for 40 minutes

Filling material: fiber cotton

it needs to be tested on the back of the hand and behind the ear

7V lithium battery

Protective Faceshield, Accessories for Mechanical Use Office Products and all seven patterns forProduct information Frame adjustment: Yes Frame color: multi color optional Lens thickness: 1. 1mm Lens color: multi color optional Type: Windproof Dustproof Fumeproof Anti splash Anti droplet Isolation protection Frame material: PC environmental protection material Color: black frame transparent anti fog, blue frame anti fog, red frame anti fog, black frame full tea film, black frame full gray film, gray frame anti fog Packing list screencover x 1,