Disposable Drug Lab Harstazad Specimen Transport Zipper Zip-Lock Polybag Chemical Bag. Customizable Sizes: Available sizes range from 4*5cm to 80*92cm with custom options upon request. Food Grade Safety: Made from safe food grade LDPE material with excellent moisture-proof properties. Versatile Sealing Options: Features single or double zipper tops with strong sealing for leak prevention. OEM & ODM Services: Full customization available including material, thickness, color, and printing designs. Eco-Friendly Materials: Options include recycled materials and bio-degradable compostable bags. Multi-Style Designs: Available in flat bottom, stand up, side gusset, and various window configurations. High Capacity Production: Annual production capacity of 10,000 tons with 16 production lines. Global Shipping: Products exported to over 30 countries with multiple Incoterms and payment options.