Children's muslin pajamas. Muslin is a lightweight, breathable double-woven cotton fabric with a naturally pressed structure, ideal for warm weather. Armpit coat. Flaps and button fastening. A piece with teddy bear embroidery. Straight cut. Shorts with elastic waistband. Pockets with lapels. Meet Brannan the Bear, who has been Gap's mascot for over 20 years. Only the softest and softest children's clothing is marked with a small teddy bear mark. Try the softness and softness of the selected materials and give your baby comfort all day long. Brannan the bear is here for you. More from the Brannan Bear > collection.