40ml Self Absorbing Ice Pack Reusable Gel Cold Bags for Food Storage Cooler

* Package Includes: Depending on variant selection (20Pcs / 100Pcs / 300Pcs set) * Material: Food-grade eco-friendly PE film, premium non-toxic water-absorbent resin crystals * Design: Automatic self-absorbing water entry, leakproof sealing, reusable structure * Size 40ml: 7 x 7 cm / 2.75 x 2.75 inches * How to Use: Submerge the dry pack in water for 1-5 minutes to absorb, wipe dry, and freeze for 6-8 hours before use * Function: Cold chain logistics, fresh food storage, outdoor picnic cooler, personal cooling relaxation

Bag Upper Material: plastic Label: no Bag Interior Pockets: inner compartment Closure type: none Material: plastic Leather Label: no Season: summer Volume: 40ml type: Self-Absorbing Reusable Ice Pack