News

How to spec cooler bag shell fabric: what 600D and 840D really mean, how PU, PVC and TPU coatings differ, and the four variables that decide real durability.

Inspecting a cooler bag order before shipment? This buyer AQL checklist covers foam density, welded seams, air-tightness, liner and zipper before you pay.

Sealock manufactures the large cooler tote bag for family outings that wholesale buyers source when one bag has to feed the whole group. A family day out is a different job from a quick grocery run: more mouths, more drinks, more hours in the sun, and a long carry from the car to the picnic table.

Sourcing RPET cooler bags? What GRS certification means, whether recycled fabric is durable enough, and how to verify a real supply chain before you order.

Dongguan Yifulong Outdoor Products Co., Ltd. (Sealock) has recently moved a custom soft cooler backpack order into mass production. The order, placed by an overseas brand customer, features two high-saturation abstract camo prints and has now entered full-scale production and delivery on the company's lines.