Foam-iT! 5 Rigid Polyurethane Foam - Trial Unit
Brand: Smooth-On

NOT suitable for making 'squishies'. FOAM-iT! Series consists of two-component rigid foams that are versatile and easy to use. the mixture will expand many times original volume (depending on which FOAM-iT! product you are using) and develop a uniform cell structure.Developed for a variety of industrial and special effects applications, these foam products can be pigmented to achieve various color effects. FOAM-iT! foams are especially useful as reinforcement for hollow castings. FOAM-iT! 5 - MIX RATIO: 1A:1B by volume - approx. 10X expansion; POT LIFE: 1.5 mins; CURE TIME: 2 hrs; COLOR: BEIGE Read the MSDS before using.

Two component castable rigid urethane foam
Expands 10 times its volume
Cures tack-free in 6 minutes
5 pound density - great for propmaking, gap filling and more
Easy to measure and mix - 1:1 mix ratio by volume