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: 600D Polyester TPU Double-Sided Coated Fabric
- Size: 41×25×35 cm or Customized
- Capacity: Customized
- OEM / ODM: OEM
Order the sonic welded in bulk for your store — every sonic welded includes our quality guarantee, and we ship the sonic welded worldwide with fast lead times and custom packaging.
- 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 6 mass production lines and 180 skilled workers, our monthly output reaches 120,000 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.
Applications of Sonic Welded
Where to use the sonic welded. The sonic welded suits a wide range of everyday uses:
- Sonic Welded for hiking and day trips
- Sonic Welded for camping and outdoor sports
- Sonic Welded for travel and weekend getaways
- Sonic Welded for school and daily commuting
- Sonic Welded for fishing, kayaking and water activities
- Sonic Welded for urban exploration and everyday carry
- Sonic Welded for the gym, sports and workouts
- Sonic Welded for beach days and picnics
- Sonic Welded for OEM/ODM custom orders with your own logo and colors
As a professional bag factory, we build the sonic welded in bulk with low MOQ and fast lead times. Every sonic welded is made with durable materials and quality stitching. Browse our Cooler Bags catalog for more sonic welded styles, or read about backpacks on Wikipedia.














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