Treat patient swelling and reduce pain with instant hot & cold packs, always in stock from MeyerDC. Our instant hot & cold pack selection includes handheld, portable cold pack styles with 1-sided insulation for longer-lasting cold therapy treatment. Both hot & cold instant packs last up to at least 30 minutes after activation. Easy to pack and store, keep your supplies inventory full of instant hot & cold packs so you can successfully treat rehabilitation patients’ joint swelling post-workout.