Blue Reusable Coffee Cozy Eco friendly cup cozy. This Retro Blue Cup Cozy Cup Sleeve or Crochet Coffee Sleeve, Reusable Coffee Cozy is great for your coffee or tea cups. Perfect to keep your hands protected from hot drinks. It is reusable and therefore eco-friendly. This is a perfect gift idea for teachers, co-workers, welcoming gift, care packages, or simply for yourself! :) This item is made with 100% cotton yarn. Measurements: 4.5 in x 3.5 in or 11.5cm x 9cm Care: Wash in cold water by hand. Lay flat to dry.