Amazon.com: Stainless Steel Bath Bomb Press Machine with 6cm Bath Bomb Mold Set,Mold & Bath Bombs Press for DIY Making Supplies, for Crafting Handmade Spa Fizzy Bath Bombs
Amazon.com: Milliard Bath Bomb Press Stainless Steel - Manual for DIY and Commercial Use, 2 Aluminum Molds Included for Bath Fizzies (Assembly Required)