• Free shipping on US orders $25+

  • The Holiday Play Collection is here! Shop Now

  • Free shipping on US orders $25+

  • The Holiday Play Collection is here! Shop Now

  • Free shipping on US orders $25+

  • The Holiday Play Collection is here! Shop Now

  • Free shipping on US orders $25+

  • The Holiday Play Collection is here! Shop Now

  • Free shipping on US orders $25+

  • The Holiday Play Collection is here! Shop Now

  • Free shipping on US orders $25+

  • The Holiday Play Collection is here! Shop Now

  • Free shipping on US orders $25+

  • The Holiday Play Collection is here! Shop Now

  • Free shipping on US orders $25+

  • The Holiday Play Collection is here! Shop Now

  • Free shipping on US orders $25+

  • The Holiday Play Collection is here! Shop Now

  • Free shipping on US orders $25+

  • The Holiday Play Collection is here! Shop Now

Birthday Builders Two-Piece Pajama Set product page

  1. Click to see full screen - Full Image Of Kid Wearing Birthday Builder Long Sleeve PJ Set Full Image Of Kid Wearing Birthday Builder Long Sleeve PJ Set
  2. Click to see full screen - Alternate Close Up Top Image Of Kid Wearing Birthday Builder Long Sleeve PJ Set Alternate Close Up Top Image Of Kid Wearing Birthday Builder Long Sleeve PJ Set
  3. Click to see full screen - Dad with his two children wearing matching Birthday Builder pajamas. Dad is wearing men's Birthday Builders men's pants paired with a bright white men's top. Children are wearing Birthday Builders pjs in two piece and zippy styles. Dad with his two children wearing matching Birthday Builder pajamas. Dad is wearing men's Birthday Builders men's pants paired with a bright white men's top. Children are wearing Birthday Builders pjs in two piece and zippy styles.
  4. Click to see full screen - Secondary Alternate Full Image Of Kid Wearing Birthday Builder Long Sleeve PJ Set Secondary Alternate Full Image Of Kid Wearing Birthday Builder Long Sleeve PJ Set
  5. Click to see full screen - Tertiary Alternate Close Up Top Image Of Kid Wearing Birthday Builder Long Sleeve PJ Set Tertiary Alternate Close Up Top Image Of Kid Wearing Birthday Builder Long Sleeve PJ Set
  6. Click to see full screen - Full Image Of Kid Sitting Wearing Birthday Builder Long Sleeve PJ Set Full Image Of Kid Sitting Wearing Birthday Builder Long Sleeve PJ Set
  7. Click to see full screen - Laydown Image of Kids Birthday Builder Long Sleeve PJ Set Laydown Image of Kids Birthday Builder Long Sleeve PJ Set
  1. Click to see full screen - Full Image Of Kid Wearing Birthday Builder Long Sleeve PJ Set
  2. Click to see full screen - Alternate Close Up Top Image Of Kid Wearing Birthday Builder Long Sleeve PJ Set
  3. Click to see full screen - Dad with his two children wearing matching Birthday Builder pajamas. Dad is wearing men's Birthday Builders men's pants paired with a bright white men's top. Children are wearing Birthday Builders pjs in two piece and zippy styles.
  4. Click to see full screen - Secondary Alternate Full Image Of Kid Wearing Birthday Builder Long Sleeve PJ Set
  5. Click to see full screen - Tertiary Alternate Close Up Top Image Of Kid Wearing Birthday Builder Long Sleeve PJ Set
  6. Click to see full screen - Full Image Of Kid Sitting Wearing Birthday Builder Long Sleeve PJ Set
  7. Click to see full screen - Laydown Image of Kids Birthday Builder Long Sleeve PJ Set

Signature

Birthday Builders Two-Piece Pajama Set

Current price:$34.00

Print

Birthday Builders
  1. Birthday Builders swatch
Size
  • Illustration of a bamboo stick and leaves with a black outline

    Made from Bamboo Viscose

  • Softest fabric ever

  • Seasonless

  • Stretch to fit longer

  • Better for snuggling

  • Soothes sensitive skin

Beep beep! Big kid coming through! Featuring construction trucks, blocks, balloons & more, these PJs are perfect for their birthday eve, birthday week, or birthday MONTH! Made from buttery soft and stretchy Lunaluxe™ Bamboo, they’re designed with extra length to fit up-to-3x longer. Snag styles for the whole fam & celebrate together!

Shop The Look

  • Made from buttery soft Lunaluxe™ Bamboo

    Breathable, hypoallergenic & gentle on sensitive skin

  • two kids in 2 piece pj sets

    Seasonless fabric for year round wear

    Stay cool in the summer & cozy in the winter

  • child in alphabet pajamas

    Fits up to 3x longer

    Designed with more length than your average PJs

  • kids in luna neutral pajamas

    Perfect for cute sibling matching

    Snag coordinating styles for the whole family!

Moon and cloud image

Hello Lunaluxe™

Get to know the world’s most magical fabric

This is a carousel with multiple slides. Use Next and Previous slide buttons to navigate, or jump to a slide with the slide dots.

  • 1

    2

    3

    4

    Grows with your little ones

    Our super stretchy fabric fits 3x longer!

  • 1

    2

    3

    4

    Snuggly soft & hypoallergenic

    Soothing and gentle on sensitive and eczema-prone skin!

  • 1

    2

    3

    4

    Comfortable year round

    Our fabric is lightweight and breathable - perfect for any season.

  • 1

    2

    3

    4

    Learn more about our magical fabric

    About Lunaluxe™
Sparkles mobile background image Cloud image
Alex's Lemonade Stand Foundation for Childhood Cancer logo

Little Sleepies is proud to donate a portion of every sale to Alex's Lemonade Stand Foundation.

Learn More

Reviews

5.0
Rated 5.0 out of 5 stars
Based on 21 reviews
Write a Review (Opens in a new window)
21 reviews
  • KD
    Kieran D.
    Verified Buyer
    Rated 5 out of 5 stars
    6 minutes ago
    Perfect for a truck loving two year old!

    These are so cute and SO soft!

    Was this helpful?
  • MP
    Madison P.
    Verified Buyer
    Rated 5 out of 5 stars
    Yesterday
    So soft and fit great!

    Can’t wait to give these to my son for his 2nd birthday!

    Was this helpful?
  • KE
    Kathleen E.
    Verified Buyer
    Rated 5 out of 5 stars
    Yesterday
    Super soft!

    Beautiful bold colors !And , a really fun print : )

    Was this helpful?
  • AN
    Amber N.
    Verified Buyer
    Rated 5 out of 5 stars
    2 days ago
    Love the colors

    My boys only sleep in little sleepies and these were perfect to celebrate my youngest 1st birthday.

    Was this helpful?
  • A
    Annette
    Rated 5 out of 5 stars
    1 week ago
    5 Stars

    He loved it! So cute!

    Was this helpful?
Press left and right arrows to navigate.
Viewing Slides 1 to 3 of 5
Reviews LoadedReviews Added