Perfect for our cake smash photos
"This adorable and colorful onesie turned out beautifully in our cake smash photos. It was a breeze to get on and off, comfortable, and is truly unisex so we can use it for future kids, if needed."
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Please see our size chart and verify your baby’s weight to be sure to select the size that will best fit your baby and consider sizing up. complying with “tight fit” allows us to avoid putting harmful flame retardants on our fabrics.
| size | weight | height |
| PRE (preemie) | up to 5 lb | up to 18" |
| NB (newborn) | 5 - 8 lb | up to 21" |
| 0 - 3M | 8 - 12 lb | 21.5 - 23" |
| 3 - 6M | 12 - 16 lb | 23.5 - 26" |
| 6 - 9M | 16 - 19 lb | 26.5 - 28" |
| Sizes 9 - 12M & up snug fit - Footies & coveralls only* | ||
| 9 - 12M | 19 - 22 lb | 28.5 - 30" |
| 12 - 18M | 22 - 27 lb | 30.5 - 32" |
| 18 - 24M | 27 - 30 lb | 32.5 - 34" |
| Sizes 2T & up snug fit - Pj sets only* | ||
| 2T | 28 - 30 lb | 34.5 - 35" |
| 3T | 30 - 33 lb | 35.5 - 37" |
| 4T | 33 - 36 lb | 37.5 - 40" |
| 5Y | 36 - 42 lb | 40.5 - 43" |
| 6Y | 42 - 48 lb | 43.5 - 46" |
| 7Y | 48 - 54 lb | 46.5 - 49" |
| 8Y | 54 - 63 lb | 49.5 - 52" |
| 10Y | 63 - 80 lb | 52 - 58" |
| 12Y | 75 - 95 lb | 58 - 62" |
| size | bust | hips/under belly |
| x-small (0-2) | 32 - 34" | 34 - 36" |
| small (4-6) | 34 - 36" | 37 - 39" |
| medium (8-10) | 36.5 - 38" | 40 - 41" |
| large (12-14) | 39 - 41" | 42 - 44" |
| x-large (16-18) | 42.5 - 44" | 45 - 47" |
| xx-large (20-22) | 46 - 48" | 48 - 53" |
| size | chest | waist |
| small | 34 - 36" | 28 - 30" |
| medium | 38 - 40" | 32 - 34" |
| large | 42 - 44" | 36 - 38" |
| x-large | 46 - 48" | 40 - 42" |
| xx-large | 49 - 51" | 42 - 44" |
| OS (one size) | up to 12 lb | up to 23" |
| NB - 3M | up to 12 lb | up to 23" |
| 0 - 6M | 5 - 16 lb | 18 - 26" |
| 6 - 12M | 16 - 22 lb | 26 - 30" | 12 - 24M | 22 - 30 lb | 30.5 - 34" |
Overall rating: 4.75 / 5 from 4 reviews.
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"This adorable and colorful onesie turned out beautifully in our cake smash photos. It was a breeze to get on and off, comfortable, and is truly unisex so we can use it for future kids, if needed."
"Genuinely my favorite brand especially for sleepers, super easy to use, I like the convertible ones so easy access to foot for owlet sock, super light weight perfect for pairing with a sleep sack!"
"The look of buttons without having to button my baby up? This outfit is a big win from MM. Cute daywear that’s quick and convenient to change!"
"Absolutely adorable. I ordered a 0-3 month and it is a bit long/tall."