Cooler Shock Reusable Ice Packs (Set of 3) - Long Lasting Cold Freezer Packs for Large Coolers & Lunch Bags - Compress for Knee Injuries, Back Pain Relief, Post-Surgery Accessories
Brand: Cooler Shock

100% Made in the USA - Food Safe - 18 Degrees F. (check the copy competitors’ info) Over 1 million sold on Amazon. Originally designed to keep blood shipments cold, Cooler Shock has as much energy as a freezer. Designed to phase change (go from solid to liquid). At 18 ℉ or - 8 ℃ - This releases the largest amount of energy at freezer temperatures to get your food & beverages cold quickly. Cooler Shock makes things colder over time. CoolerShock formula is shipped dry. You add the water and screw the cap on or zip it and seal it (see video). Pack turns to gel in 15 minutes. Lasts 24-48 hours under constant opening and closing of your cooler. Great for fishing, boating, parties and tailgating. Caution: items placed in direct contact may freeze. Good for 100’s of freeze cycles. Pack durability now includes a later of nylon Increasing durability 50% over any competing product. Our packs have the highest heat transfer rate due to our bag design. If you handle them with a bit of care and avoid tossing while frozen or long-term submersion, they will last for years.

Lasting Cold: Our durable ice pack for both coolers and lunch boxes are colder than ice at 18° F (-8° C) to keep your favorite sandwiches & soft drinks cold for up to 48 hrs
Easy: Filling this 8-mil thick ice-cold pack is easy freezy! Add water once using the funnel, shake, screw cap on, & freeze until ready to use
Strong: Voted #1 in the 2017-18 Wiki EzVid Ice Pack competition, these cooler and lunch box ice packs are nylon-reinforced for freezer-to-lunch bag trips
Reusable: Replace pounds of ice & get our long-lasting lunch ice pack - without the totally-not-cool melted messes
Relief: These ice packs for coolers help soothe pain from injury or for post-surgery recovery; Note: Wrap and avoid direct skin contact