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MarMar Underwear

Discover MarMar underwear for babies and children in soft qualities, delicate prints and calm colours. Bodysuits, briefs, boxers and socks designed to feel comfortable close to the skin — and stylish enough to be a visible part of everyday outfits.

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MarMar Underwear

MarMar underwear for babies and children that is made to be seen

MarMar underwear is for you if you want underwear that feels a little more considered than classic basic layers. In this category, you will find MarMar Copenhagen underwear for babies and children, including bodysuits, briefs, boxers and socks. What MarMar styles have in common is that they are not only made to be hidden underneath the rest of the outfit. The delicate prints and calm, timeless colours also make them ideal as a visible layer under a shirt, an open cardigan or paired with lightweight trousers.

That makes this category suitable for both the very youngest children and for older children who are becoming more independent in their everyday routines. For babies, a MarMar bodysuit is often a natural choice, while briefs and boxers usually make more sense when the child is more active and involved in getting dressed. When choosing, it is a good idea to consider your child’s age, the fit and whether you are looking for a simple base layer or underwear that also works beautifully with the rest of the wardrobe.

What makes MarMar underwear different from classic basics

MarMar underwear stands out by combining soft qualities with a calm, well-designed look. MarMar Copenhagen often works with organic cotton, including soft cotton qualities with stretch, and in some seasons also mulesing-free wool for the colder months. Many styles are also OEKO-TEX certified, which can offer extra peace of mind if you are looking for underwear for children with sensitive skin.

Much children’s underwear is primarily designed to be practical and discreet. MarMar takes a different approach. You will often find prints inspired by nature and animals, giving briefs, boxers and bodysuits a more complete and considered expression. That is ideal if you want underwear that works for everyday wear while still looking lovely when it peeks out.

Even though the look is refined and carefully thought through, this is not underwear only for special occasions. On the contrary, MarMar underwear is made to be worn again and again, and the durable quality is an important reason why many parents choose the brand.

Which type of MarMar underwear is right for your child?

The right choice depends first and foremost on your child’s age and how the underwear will be used day to day.

For babies, MarMar bodysuits are often the most obvious choice. It can be helpful to look for:

  • short-sleeved or long-sleeved styles depending on the season
  • press studs that make nappy changes easier
  • a fit that sits neatly without feeling tight

For children from around preschool age, briefs and boxers are often a better match. Here, it is nice to choose styles with good elasticity at the waist that stay in place while the child plays, runs and moves around. MarMar typically works with a regular fit, so the underwear feels comfortable and follows the body without sitting too close.

If you are unsure about sizing, it can help to use your child’s height and age as a guide rather than simply choosing the size you usually buy. Especially with unisex styles, it can make a difference to consider whether you want a little room to grow or prefer the underwear to fit more closely from the start.

MarMar underwear as a base layer in a well-styled wardrobe

One of the things many people appreciate about MarMar underwear is that it works beautifully as the first layer against the skin, while also being stylish enough to be visible. A printed bodysuit, for example, can be worn under a dress or together with a pair of MarMar trousers, creating an outfit that feels naturally put together without looking too dressed up.

For older children, an underwear set with matching prints can be a lovely base under soft tops or simply worn on slow mornings and evenings when comfort matters most. If you would like to explore more from the same universe, you can browse the full MarMar Copenhagen selection or pair the underwear with a lightweight MarMar cardigan if you want it to be a visible part of layered dressing.

This is exactly where MarMar differs from much other underwear: it is designed as a natural part of the wardrobe, not just as something to be hidden away underneath.

Materials, washing and confidence when choosing MarMar Copenhagen underwear

When you choose MarMar Copenhagen underwear, you often get materials selected with both comfort and durability in mind. Organic cotton is a good choice all year round because it is light, breathable and comfortable close to the skin. Styles with elastane offer a little extra flexibility, which is especially noticeable in an active everyday routine where your child needs to move freely.

If you are looking at wool versions, they are especially useful during the colder months when an extra layer is needed. Wool helps maintain a comfortable temperature without feeling heavy. If you would like more warm layers close to the body, you can also take a look at wool underwear.

To keep the fit and prints looking good for as long as possible, it is always a good idea to follow the care instructions. This is especially true for the softer and more premium materials, but it does not mean the clothing is difficult to care for. On the contrary, MarMar underwear is a great choice if you want underwear that stays looking lovely through many washes and still feels like something you are happy to reach for in the drawer.

Size Guide

Find the right size for your child

Use the guide below to quickly choose the right size. The table shows the typical height and age per size. Children grow differently, and brands can vary slightly in fit - if in doubt, feel free to choose one size up.

Clothing sizes

Age Size (cm) Height (cm)
0 - 1 mo 50 45 - 50
1 - 2 mo 56 51 - 56
2 - 4 mo 62 57 - 62
4 - 6 mo 68 63 - 68
6 - 9 mo 74 69 - 74
9 - 12 mo 80 75 - 80
12 - 18 mo 86 81 - 86
18 - 24 mo 92 87 - 92
2 - 3 yrs 98 93 - 98
3 - 4 yrs 104 99 - 104
4 - 5 yrs 110 105 - 110
5 - 6 yrs 116 111 - 116
6 - 7 yrs 122 117 - 122
7 - 8 yrs 128 123 - 128
8 - 9 yrs 134 129 - 134
9 - 10 yrs 140 135 - 140
10 - 11 yrs 146 141 - 146
11 - 12 yrs 152 147 - 152
12 - 13 yrs 158 153 - 158
13 - 14 yrs 164 159 - 164
14 - 15 yrs 170 165 - 170
15 - 16 yrs 176 171 - 176

Hats and head circumference

Head circumference Age
47 cm 0 - 3 mo
49 cm 6 - 12 mo
51 cm 1 - 2 yrs
53 cm 3 - 4 yrs
55 cm 5 - 10 yrs

Children have different head circumferences - choose one size up if your child has a slightly larger head than their peers.

Shoes and growth allowance

  • Growth allowance: approx. 1.5 cm for regular shoes.
  • Growth allowance: approx. 1.0 cm for ballerina or first-walker shoes.

Example: If the foot measures 15.0 cm, choose a shoe with an inner length of approx. 16.5 cm.

Socks and tights

Socks and tights may shrink slightly in the wash - choose one size up if in doubt.

If you are unsure about the size or fit, you are always welcome to contact our customer service - we are happy to help you find the right size.

📞 +45 87 800 406 ✉️ mail@houseofkids.dk


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