To calculate the volume of your mold, apply this formula: pi x radius x radius x length x 0.4 = ounces. Here, pi is 3.14, and the radius of 3" is 1.5". I offer three different mold sizes. My 8" mold can hold 22.608 ounces, derived from the formula: 3.14 x 1.5 x 1.5 x 8 x 0.4 = 22.608. The 10.5" mold has a capacity of 29.673 ounces, while the 12" mold can hold 33.912 ounces.

Creating stunning kaleidoscope pull through soaps requires precision and control, especially when pouring multiple layers of soap into a vertical round mold. One of the best tools to achieve this effect is the extension squeeze bottle. This blog post will guide you through the process of making and using extension squeeze bottles to pour soap layers accurately into the center of your mold, helping you master this beautiful soap-making technique. You will need 16oz wide mouth