Include the thermal tumbler pictured here with any coffee cozy. The cozy is a cool decoration and functions as a grip. Check out the choices here and note choice at checkout: http://www.etsy.com/shop/TableTopJewels?section_id=11677849
The coffee sleeves are crocheted with acrylic yarn or acrylic/wool blend yarns. The motifs are crocheted with cotton crochet thread. The cozy can be washed in warm water and laid flat to dry.