Come and see our amazing products. Made of strong 80 GSM non woven polypropylene plastic which is robust and has a high heat tolerance even when exposed to warm or hot water. Polypropylene is Recycle #5 and is considered to be one of the safest plastics which means it can also be re-used over and over.Easy fuss-free, no zip action to open and access your things. Personalize these backpacks with your company name, logo, or event theme. Choose between different fonts, sizes and colors. Pls confirm further with us if any query about packing info, inventory status and time schedule.