More to explore:
I want a mug cozy!
Baseball Can Cozy
Crochet mug cozy
BTW, This actually has a link this time to a free pattern.
Cozy knitted mug sleeves
crochet coffee cozy
id be psyched if my husband got me this for V-day. coffee cozy
Crochet Mug Cozy - Mustard Yellow
Mug Cozy Coffee Cozy Coffee Sleeve Cup Cozy Cable Knit in Strawberry Pink $15
Easy Crochet Mug Cozy
Free Crochet Easy Coffee Mug Cozy pattern and other knitting and crochet gift ideas @savedbyloves
Ravelry: Easy Crocheted Mug Cozy pattern by Jenna Jones