Usage:

1. Remove fixed axis on one side, put on the plastic wrap, reset and compact it downwards, and pull out the plastic wrap cover.

2. Pull the rear cover of the plastic wrap of appropriate length from the middle concave. Gently press the upper cover with your thumb.

3. Place slip knife below the plastic wrap exit, and cut off the plastic wrap after slip knife.

  Note: it is forbidden to cut articles other than plastic wrap, such as paper and aluminum foil, which may cause knife edge passivation and cannot cut off the plastic wrap.