Personalized Big Brother Koala Toddler Full Zip Hooded Jacket. Big Brother koala is looking out for his little koala bear sibling. 7.5 oz., 60/40 cotton/polyester. Jersey-lined double-needle hemmed hood. Pouch pockets for all their treasures. Coverstitched shoulders and armholes. Coverstitched rib waistband and cuffs.