About this item Eco-friendly & Food Grade Material :Bags are made of PEVA certificated food-grade PEVA material, PVC-free, lead-free, chloride-free, BPA-free; degradable and recyclable material bring no harm to the environment when you dispose them. Reusable & Durable:the transparent design allows for a quick glance at contents inside. These bags have been thickened and can be reused hundreds of times, making it the perfect solution for reducing the waste of plastic bags. Leak-proof & Fresh food:Upgraded double ziplock design provides a superior leak-proof result.The freezer bags are hygienic and waterproof, perfect for storing and preserving food or liquid.our reusable storage bags adopt upgraded wide side and non-slip zipper design, so they're easy to use. Easy to Clean & Store: Different size.These PEVA bags are very easy to clean but not suitable for dishwasher.Hand washing is recommended .Dishwasher may cause deformation of the zipper which affects the sealing . PEVA is anti-freezing, but the maximum temperature it can withstand is 80/176H. Multi-Purpose:the reusable storage bags is perfect container for snacks, lunch, liquid, juice, vegetables, fruit, food, etc. Package Include: 270*280mm * 2 220*197mm *4 220*135mm *4