Specification: BPA Free Superior Super Fine Dotted Channeled Rolls Ideal for vacuum packing with all 'clamp-style' vacuum machines - Suitable for use with Magic Vac, Foodseala, Foodsaver, JML, Andrew James, Seal-a Meal etc 100% Recyclable - 40 to + 100 degrees C Ideal for Chilling and Freezing all your foods Suitable for Sous Vide Material: PE & Nylon Each Size：20x30cm, 15x25cm, 28x40cm Color: Clear Quantity: 100PCS Package included: Packed in 100s - 100 individual Vacuum Sealer bags per pack We've checked out our vacuum bags on all the leading vacuum sealer machines, so you can be sure they are suitable. .