New Breathing Trainer School Training Emergency Rescue Suffocating Mask

Product information:

Product Name: Pull out suffocation mask
Product Material: PVC, PE .
Product color: blue and white, yellow blue
Product Method: Piston Extraction
Product size: Adult face mask: 13.5 * 8.5 * 8.5CM
Children's face mask: 10 * 6.5 * 6.5CM
Subject: 19 * 5 * 5CM
Product use: Remove blockages

1 vacuum tube, 1 large and 1 small face mask, 1 English instruction manual