Vacuum bags 20 cm x 6 m, 2 rolls, designed for Sous Vide cooking and food storage, BPA-free, puncture-proof, reusable 【BPA FREE】BK vacuum roll bags can be heated, frozen, reused, washed, boiled and dishwasher-safe. It allows you to precisely control the cooking temperature for perfect results. You can cook sous vide in BK bags by placing them in water at any temperature up to 230°F/110°C【Vacuum sealer】BK food bags are equipped with channels specially designed to remove oxygen, maintain food moisture and create an airtight barrier that blocks flavor and prevents freezer deterioration and burning【Personalized food savings bags】The vacuum roll BK is compatible with all major brand vacuum sealants, in a few seconds it is possible to make a bag Vacuum size