Sweet butterfly bottle bottom mold sized to fit 750mL bottles. Simply cut the bottom off the bottle, add to kiln washed mold and fuse. Includes instructions and firing schedule.
Mold measures 4″ diameter and .75″ tall. Can be used with other types of glass. Not for use in Microwave Kilns or Quickfire Kilns
Tutorials featuring bottle bottom molds:
Using Bottle Bottom Molds
Fusing in pilot holes to make drilling easier
Fusing loops in bottle bottoms
Man in the Moon with Stars