[Warranty Information] Our products are supported with new replacement or full refund with no time limits if they don’t work. [Packet Specification] (Packet dimension: 2 inch x 2 ¾ inch); 5 gram desiccant packets can cover approximately 600 cubic inch volume containers; We recommend placing more packets than recommended for extra protection | [How To Use] Place your items and silica gel packets in a tightly sealed container to protect your items from moisture damage; Use silica gel packs to protect Foods, Medications, Vitamins, Seeds, Nuts, Snacks, Cookies, Spices, Pet Foods, 3D Filaments, Safes, Guns, Ammos, Canister, Collectables, Jewelry, Documents, Camera Lens, Clothes, Cosmetics, Books, Bags, Decorations, Wet phones, Cameras, Watches, Electronics, Shoes, and Many Other Valuables | [Pure and Food Safe] Pure white silica gel beads; These packets do not contain indicating beads and will not change color when they are saturated; Our Packet Material was Tested under Strict Regulation for Food Specifications | [Ultimate Moisture Absorption and Reactivation] Packet material is high quality coated paper for "Ultimate Moisture Absorption and Heat Resistance for Reuse" (Place in the Oven for 0.5 to 2 hours at 200 to 250F or Microwave for About 7 to 12 Minutes at Defrost Mode) | [Special Thickness] Silica gel packs are stored in a Resealable Self-Standing Bag for Easy Storage and Use (Newly designed air tight sealing and sturdy bag for moisture control); Packet Material is Specially made in South Korea