Also available for the whole family! our camo onesie is way more fun to put on than sweats, and cozier than regular ol’ pajamas. A playful piece for keeping your little one toasty this season, our onesies are perfect for slipping under a snowsuit or playing around the house. luna is 4' tall and wears a size 4-5y. bennett is 4'7" tall and wears a size 6-7. onesie measurements: 2-3 y: body length: 35" chest width: 12.25" 4-5 y: body length: 39" chest width: 13.25" 6-7 y: body length: 46" chest width: 14.25" 8-10 y: body length: 53" chest width: 15.75" 55% cotton. 42% polyester. 3% spandex.