Wearbable BreathableSack blanket is a soft, cozy, moisture wicking fabric. Two zipper pulls--zips from the top down and the bottom up. Zipper cover keeps zipper from touching baby’s neck. Size medium (fits 6-12 months, up to 30” length, 16 to 24 pounds). White mesh fabric with light blue, dark blue, gray and yellow elephant pattern. Light blue lining at neck.