Stretch Armstrong keeps best at room temperature. Stretch Armstrong is made of latex rubber filled with gelled corn syrup, which allows it to retain shape for a short time before shrinking to its original shape. An estimated 67 different versions from Japan, Germany, Italy, France, Australia, and other countries released Stretch Armstrong variations between 1976 and the 1990s. The last two were filled with a granular solid in place of the viscous liquid found in the other figures. A vacuum pump, which attached to the heads of these figures, removed the air from within, which "froze" the toy in its stretched position.
Liquid latex the rubbery material in chewing gum. Unlike some rubber compounds, rubber tree latex is non-toxic in both its liquid and solid states, and because of this it can be found in many products such as surgical gloves, condoms and body paint. Liquid latex is naturally clear and then dries into a translucent amber color. Manufacturers add pigments to the product to provide opaque paint choices of multiple colors. The color of the paint in the jar may initially look chalky, but as it dries it develops into a rich color (grey becomes black for example). Additional acrylic paints can be