ASPS-RLB-FXSSB-15-MF-TBColour: Translucent-blue, Material: MaxflexStacking lugs to stack without sticking to each otherTabs on bottom make it stabile to set on flat surface Proprietary polymer formulationMaximum safety – cannot be fashioned into a weaponOptimized durability – break, chip, and crack resistanceWithstands temperatures from -40 to 225 degrees FahrenheitSignificantly cheaper and more earthfriendly than siliconDishwasher/microwave safeReusable and recyclable