High resistance Extreme thermal resistance Min 55C and max 210C oven and microwave Premium quality premium silicone strong tear and wear resistance SIX independent cells allowing you to store recipes with different tastes Silicone flexible and preformed silicone for easy release from the mould Hermetic Airtight lid to preserve flavours and aromas Design ergonomic shape reinforced and rigid structure good support and stability of the mold when gripping