Made of FDA, LFGB, SGS approved food-grade siliconeDishwasher SafeSafe for oven, microwave, freezer/refrigeratorSafe for gas or electric ovensFabulous Bright Colors - (see which is offered below)Safe for temperatures of NEGATIVE 58 to Positive 500 degreesHi-gloss finish for easy removal of baked goodsNaturally Non-Stick surfaceWill not retain flavors or odorsEven heat distributionEasy cleanupCan be folded for easy storageVarious designs and colors available.