What materials can be reused and will not deform after filling the bag with the help of a mold? Closed
 Reward points:0
Require: 1. It can be reused with a small amount of loss. 2. Cheap 3. After filling the rubber sleeve, keep it from deforming, and test the dents with the force of hand squeezing no more than one millimeter. 4. The easier it is to remove, the better |
