Heat Wave is a revolutionary yarn that is activated by sunlight, even on a cloudy day, to keep you up to 12°F warmer. Upgrade your outdoor gear and stay warm at sporting events, everyday outside activities or even walking your dog. Made in the USA, Heat Wave features a classic and versatile range of solids.

Please note, there is a printing error on the ball bands which shows the incorrect gauge. The correct gauge for Red Heart Heat Wave is:

Knit gauge: 18 sts x 24 rows 5 mm/US 8 needles Crochet gauge: 13 sc x 14 rows- 5 mm/US H/8 hook