Sonic welded waterproof cooler bag large in TPU. Leak-proof insulated soft cooler keeps drinks cold for hours — camping, picnic & beach. OEM/ODM.
Sonic Welded Waterproof Insulated Cooler Backpack | TPU Soft Cooler for Camping
Description
Our sonic welded waterproof cooler bags pair welded, leak-proof construction with high-density thermal insulation to keep food and drinks cold for hours. The durable TPU shell resists water, tears and heavy use — perfect for camping, picnics & beach. Custom colors, sizes and logos available for OEM/ODM.
- Item No.: SK62032
- Item Category: Cooler Bag
- Logo: Skysoar or Customized
- Color: Red or Customized
- Main Material: TPU
- Size: 41×25×35 cm or Customized
- Capacity: Customized
- OEM / ODM: OEM
- MOQ: 300pcs
- Sample Lead Time: 7days
- Lead time: 50days
- Supply Ability: 30,000pcs/m
- Packing: 1pc/PE bag
- Export Port: Xiamen, China
- Payment Terms: T/T, L/C, D/A, D/P, PayPal
- Delivery Terms: FOB, CIF, DAP, DAT, DDP
Product Key Features
Sonic Welded Waterproof Insulated Cooler Backpack
- Leak-Proof Sonic Welded Seam Construction
- High-Density Thermal Insulation
- Keeps Food & Drinks Cold for Hours
- Waterproof, Tear-Resistant TPU Shell
- Easy-Clean Interior Liner
- Custom Logo, Color & Size (OEM/ODM)
Product Highlights
Sonic Welded Waterproof Insulated Cooler Backpack
- Welded Leak-Proof Design: RF-welded seams create a watertight, leak-proof shell — no sewn seams to soak through, no condensation dripping out.
- Serious Cold Retention: Thick high-density insulation keeps drinks and food cold for hours at the beach, campsite or tailgate.
- Waterproof & Wipe-Clean: The TPU exterior resists water and sand; the smooth liner wipes clean after every trip.
- Easy to Carry: Comfortable handles, adjustable shoulder strap or backpack harness options suit any outing.
- Built for Outdoor Life: Made for camping, picnics, fishing, boating, beach days and weekend BBQs.
- OEM/ODM Customization: Custom capacity, colors, materials and logos with low MOQ and fast sample service.
Why Choose Us
Skysoar Bags — RF Welded Waterproof Bag Manufacturer
Skysoar Bags is a professional RF welded waterproof bag manufacturer and exporter based in China. We specialize in high-frequency RF welding, hot-air welding and ultrasonic welding — producing dry bags, waterproof backpacks, cooler bags, bicycle bags, duffel bags, laptop bags and more, all built with welded seams instead of needle holes for true waterproofing.
With 18 mass production lines and 480 skilled workers, our monthly output reaches 400,000 pieces. Every bag is quality-inspected before shipping, and our team provides full OEM/ODM service: custom materials, colors, sizes, logos and packaging with low MOQ, free samples and reliable lead times. Contact us for a quotation — we ship worldwide on FOB, CIF and DDP terms.











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