DIY Reusable Heat Pack You know those reusable heat packs full of beads that you put in the microwave or freezer and then lay over aching muscles? They are easy to make yourself. Just take a square foot of material from an old pillowcase, make a bag, fill it with rice, and sew it shut. There you have your made-in-America heat pack and you know what’s in it. Details and ideas at Wellness Mama. Posted by → November 17, 2014 at 10:50 AM under News and Events