The Thermochromic Silicone Putty is an exciting temperature-sensitive toy that changes color when touched, designed for ages 3 and up. This reusable putty transforms colors between 27°C-31°C and offers multiple ways to play through stretching, bouncing, shaping and more. Key features: • Color changes with temperature (27°C-31°C) • Never dries out and reusable • Can be bounced, stretched, torn, twisted, shaped and gripped • Comes in a four-color assortment • Super stretchy and bouncy texture • Heat sensitive material • Suitable for ages 3+ Product dimensions: 11.4x17x2.7cm. Packaging contains individual putty containers. The product comes in bulk packaging of 480 pieces with 12 pieces per middle box. Total box dimensions: 59x32x66cm. Gross/net weight approximately: 21kg/20kg. Product code: 352#.