Under the Sea 1st Birthday Outfit
Under the Sea 1st Birthday Outfit
Under the Sea 1st Birthday Outfit
Under the Sea 1st Birthday Outfit

Under the Sea 1st Birthday Outfit

$ 56.00


I don't think your ready for this jelly... fish themed 1st birthday outfit. If your little man is celebrating with an under the sea theme, this set will be perfect.

Under the Sea Birthday Outfit Includes:

  • Bodysuit with aqua suspenders
  • Snap on aqua bow tie
  • Sewn on teal #1 & mint matte vinyl jellyfish
  • Personalized in aqua matte vinyl
  • Optional jellyfish rolled hem shorts

Under the Sea Birthday Onesie

  • Tie attaches by snaps
  • Handmade fabric suspenders are sewn on to the onesie
  • Number is sewn on, decoration is vinyl
  • Our metal d-rings are manufactured in Europe and regularly tested for lead compliance

Jellyfish Shorts

  • Stretchy poly/spandex blend
  • Digitally printed.  Wash inside out, cold, and line dry to best preserve color.
  • Shorts have an elastic waistband.
  • Length is short - ranging from 1/2" to 2" depending on the size.
  • Hem is rolled up for a casual and cute look.
  • Handmade to order


  • Name can be added until the #1 in script, serif, or sans font, examples below.


  • We make the onesies using Carter's brand blank bodysuits.
  • Shorts are handmade and true to size (see leggings/joggers chart below)


    • This outfit is handmade to order and ships in about 1 week.
    • Please always let us know your need-by date in the note at checkout if it is within 2 weeks.
    • Returns and exchanges accepted for any reason.
    • We ship worldwide from Philadelphia, PA.

    Cutest. Customers. Ever.

    Size exchanges always ok!

    Suspender Onesies

    We use carters brand bodysuits for all of our onesies with suspenders.  

    Size Newborn is recommended for a take-home. Size 3m is recommended for babies 1 month and older.

    Size Weight Length
    Newborn 5-8 lbs up to 21"
    3m 8-13 lbs 21-24"
    6m 13-17 lbs 24-27"
    9m 17-21 lbs 27-29"
    12m 21-25 lbs 29-30"
    18m 25-28 lbs 30-33"
    24m 28-30 lbs 33-34"


    Suspender T-shirts:

    For our tshirts with suspenders, we have our own self-branded tshirts and also use a blank shirt company as a backup.  We try our best to give you shirts of the same brand in a single order, but you may receive different brands in different orders. They run a little bit long and lean, but mostly true to size.

    Onesies with Graphics

    For onesies with writing or pictures, we use an assortment of blank brands depending on availability. We recommend following this size chart (even for the white ones!).


    Tshirts with Graphics

    Most tshirts with writing and graphics will be Kavio brand.  All are true to size.

    Raglan Onesies & Tshirts

    Raglan onesies and tshirts are Monag brand. 


    Cardigan Onesies  

    Our cardigans are handmade, but modelled closely to Carters sizing. 

    If you add a bowtie onesie to pair with your cardigan, it will be Carters brand. 

    Hoodie Onesies

    Hoodie onesies are handmade. Newborn is also available.


    Leggings & Joggers

    Basic Knit Baby Pants (solid colors)

    These are handmade, but close to Carters sizing. Available up size 18m.

    Leg warmers

    Leg warmers measure about 12" long and fit ages 6-18 months best.


    Straps are all one size. It is 14" long with 3" of velcro on each size, adjusting from about 9" to 13" and should fit from about 6 months to 12 years. Please measure your son's neck to be sure it will fit.

    + + + + + + Back to the top + + + +