Like Red Heart’s classic Super Saver yarn, Heat Wave is completely acrylic, but becomes up to 12°F warmer when exposed to the sun, even on overcast days.

Their new Red Heart Heatwave yarn promises to keep wearers warmer thanks to patented fibers that get warmer when exposed to the sun's ultraviolet rays. Here's what you need to know.

Red Heart®, America’s Favorite Yarn brand, has announced a new set of fall fashion patterns designed to ease entry into crocheting and help Gen Z inspire new moments of joy through craft and ...