Ziploc Endurables Pouch, Small

Freeze it. Bake it. Boil it. Microwave it. Ziploc Endurables Small Silicone Pouch are designed to go directly from freezer, to oven, to table. Due to their durable platinum silicone material, this small but mighty pouch can withstand extreme temperatures and can be reused over and over again. They're oven-safe up to 425F and work seriously well in a sous vide. They're also freezer safe. (from Ziploc)