Clamp for silicone stopper molds

Clamps to hold assembled molds in place.

The molds themselves:
Single molds https://www.thingiverse.com/thing:7338514
Stack of molds https://www.thingiverse.com/thing:7338633

All individual models related to molds (molds, inserts, clamps) are collected in a collection: https://www.thingiverse.com/B_Artificer/collections/44023694/things