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Zip-n-Grow Play Yard Mattress Topper

Made in USA Built to Last

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Color: Blue | Chocolate bottom
Why do fish live in salt water? Because pepper makes them sneeze!


  • You´ll feel confident taking it everywhere as it doesn´t look like a mattress. Multipurpose and chic. Show it off!
  • Baby will love it: it matches the density and firmness of a parent´s chest, baby´s favorite place to sleep.
  • 0 - 8 years old. 3  products in 1:  newborn, play yard, and nap mat for big kids.
  • Accommodates two children: a toddler can use the three panel section and a baby the one panel section.


  • Prevents flat head syndrome by keeping baby off the play yard’s hard floor.
  • Top quality high resilience foam: it will not suffer indentations or lose its shape. Patented (US D685,211).
  • Safe for baby & home, free of all toxic chemicals & flame retardants, exceeds all US safety standards.
  • Removable and washable cotton slip-cover.
  • Perfect for home, daycare, hotels, cruises, grandparents’ and babysitter´s house, park, beach, and camping

10+ Zip-n-Grow Uses

   1 panel - newborn:

  • Unzip removable panel and use as a nap mat, a changing pad, a tummy time or after bath mat.
  • Also use it as a nap mat to elongate the short airplane seat. 

   3 panel - play yard:

  • Inside play yard: transforms your play yard into a cozy crib. On top of the play yard mattress (in bottom or in bassinet).
  • Outside play yard: for tummy time mat, changing diapers, playing and tumbling about, under play gym or baby jumper, as a toddler bench when folded and more.
  • Fits perfectly in all standard play yards. Graco, Chicco, Nuna Sena, Boppy, Eddie Bauer, Evenflo, Baby Trend, Safety 1st, Arms Reach Original, Aprica, Cosco, Combi, Boppy, Nature's Purest Comfort, Bright Starts and more. However, it does not fit the non-standard sized play yards like 4Moms Breeze, Maxi Cosi, Phil & Teds Travel Cot, the Nuna mini, Graco Travel Lite, Guava GoCrib, I´coo Panama, Totally Scrumptious by Heidi Klum, Safety 1st Prelude Sport, KidCO Travelpod Portable Bed, or Parentlab JourneyBee Portable Crib. If your brand is not listed, please click here to contact us, and we will check for you.

   4 panel - nap mat:

  • Zip on removable panel. Nap mat, travel bed, play mat, TV floor pad, on a kid-size Travel Cot.  The most comfortable nap mat on the market. Strong connectors keep the panels from separating  


  • 1 panel - newborn:  12.5 x 26 x 1.5 inches
  • 3 panel - play yard:  37.5 x 26 x 1.5 inches (open position)
  • 4 panel - nap mat:  50 x 26 x 1.5 inches (open position)

Our Cause: Mental Health

With NAMI there's hope! Many families get help with mental health issues, like with post-partum depression or post-partum psychosis, with NAMI: a wonderful organization that offers program for free all over the country.

By buying MamaDoo Kids products you are helping NAMI, the National Alliance on Mental Illness, the largest organization that educates, supports, and advocates for families  dealing with a mental illness like depression, an anxiety disorder, bipolar disorder, schizophrenia, ADHD, OCD, etc.

NAMI offers many programs: all for free. One of them is NAMI Basics: a program for parents of children and adolescents with emotional and behavioral difficulties or a mental illness.

Thank you for supporting NAMI  :)





Our MamaDoo® Kids Zip-n-Grow Play Yard Mattress Topper

This is our most versatile product to date and does exactly what its name implies... it goes and grows with your child.  It combines so many of the great features of our patented, innovative Smart Play Yard Mattress Topper and Big Kid Sleep Mat... and with the zippered-removable 4th panel it also adds a new feature of providing a sleeping surface, or convenient changing pad for newborns.

With its sturdy construction, strong zippers, high quality non-toxic fabric and high density foam, it will truly last the entire 8 years, and of course we still proudly manufacture it in sunny California, USA.

And like all our other mats it folds in such a way that the colorful side of the Mattress faced outwards when in the folded position.  So not only is it versatile and functional but it looks pretty.

We are really excited about our Zip-n-Grow Play Yard Mattress Topper and believe it will provide you and you child with years of comfort, safety and sleep!