Baby onesie with feather pattern on a white background
Close up of baby in cream hooded car print jumpsuit and navy knit hat, wrapped in blanket outdoors
Back of cream hooded jumpsuit with small car print, flat lay
Close up of cream car print jumpsuit fabric with MarMar Copenhagen tag and button detail
Extra Warm Organic

MarMar Copenhagen rexa baby duvet jumpsuit cars

$89.00
Regular price $89.00
Size 2-4m

MarMar Copenhagen size guide

Fit: Runs slightly large. Room for growth

MarMar Copenhagen size chart
SizeHeight (in)(cm)Chest (in)(cm)Waist (in)(cm)Hips (in)(cm)Arm (in)(cm)Inner leg (in)(cm)
0M19.75015.439153815.7406.5177.319
2M225616.14115.74016.5427.1187.920
4M24.46216.94316.54217.3447.7208.522
6M26.86817.74517.34418.1468.6229.424
9M29.17418.54718.14618.9489.52410.426
1 YR31.58019.34918.54719.75010.52711.629
1.5 YR33.98620.15119.34920.55211.32912.833
2 YR36.29220.55219.75021.35412.23114.437
3 YR38.69821.35420.1512256133315.940
4 YR40.910421.75520.95322.85814.13617.544
5 YR43.311022.45721.35423.660153818.948

How to measure

Height: measure from the top of the head to the floor. For babies, lay them flat and measure from the top of the head to the heel.
Chest: measure around the fullest part of the chest, under the arms.
Waist: measure around the natural waistline.
Inner leg: measure from the crotch to the ankle.
Between sizes? Choose the larger size so there is room to grow.

Questions about sizing? Email customercare@ramababy.com


A cream organic cotton duvet jumpsuit scattered with tiny illustrated cars and luggage, cozy, considered, and built for the earliest adventures.

  • Scattered vintage car and luggage motifs in amber, tan, and grey on cream; snap opening from neckline to hem and an integrated hood
  • Padded fill for cold weather warmth without the bulk; convertible cuffs at hands and feet

Size and fit
MarMar Copenhagen runs slightly large, with room for growth. Order their usual size.
Choose by your baby's height:

  • 2 to 4m: 22 to 24.4 in (56 to 62 cm)
  • 6 to 9m: 26.8 to 29.1 in (68 to 74 cm)

Details and care
100% Cotton (Organic)
Machine wash cold, gentle cycle. Lay flat to dry.
Designed in Denmark

100% Cotton (Organic)

Machine wash cold, gentle cycle. Lay flat to dry.

Designed in Denmark

Dispatched in 1–2 business days from Los Angeles, California.

Complimentary shipping on U.S. orders of $95+.

Expedited shipping options available at checkout.

Organic CottonDesigned in Denmark

More where that came from

More about MarMar Copenhagen

MarMar Copenhagen is a Danish childrenswear brand built around the idea that beautifully made clothes for babies and toddlers deserve the same attention as anything else in a carefully considered wardrobe. Founded in Copenhagen, the brand is known for organic cotton essentials, soft illustrated prints, and quiet details — scalloped trims, satin bows, delicate pointelle — that elevate even the simplest bodysuit. Loved for coordinated gift sets that arrive beautifully packaged and ready to give. Designed in Denmark.

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