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The New Siblings T-shirts

Find The New Siblings t-shirts for kids that are easy to wear every day. Soft styles for play, school and layering, so you can quickly choose a t-shirt that suits your child’s needs and the season.

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TNSTOona t-ShirtTNSTOona t-Shirt
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TNSTFro t-ShirtTNSTFro t-Shirt
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Sale price€13,79 Regular price€22,99
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TNSTFro t-ShirtTNSTFro t-Shirt
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TNSTTerry t-ShirtTNSTTerry t-ShirtTNSTTerry t-ShirtTNSTTerry t-ShirtTNSTTerry t-Shirt
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TNSTSille t-ShirtTNSTSille t-ShirtTNSTSille t-ShirtTNSTSille t-Shirt
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TNSTTed t-ShirtTNSTTed t-ShirtTNSTTed t-ShirtTNSTTed t-Shirt
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TNSTTundra t-ShirtTNSTTundra t-ShirtTNSTTundra t-ShirtTNSTTundra t-ShirtTNSTTundra t-Shirt
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TNSCILLE t-ShirtTNSCILLE t-Shirt
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Sale price€8,80 Regular price€21,99
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TNSTTobias t-ShirtTNSTTobias t-ShirtTNSTTobias t-ShirtTNSTTobias t-Shirt
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TNSTTino t-ShirtTNSTTino t-ShirtTNSTTino t-ShirtTNSTTino t-ShirtTNSTTino t-Shirt
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TNSTTinker t-ShirtTNSTTinker t-ShirtTNSTTinker t-Shirt
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TNSTOtto t-ShirtTNSTOtto t-Shirt
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TNSTOscar t-ShirtTNSTOscar t-Shirt
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TNSTTiara t-ShirtTNSTTiara t-ShirtTNSTTiara t-ShirtTNSTTiara t-Shirt
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TNSTOphelia t-ShirtTNSTOphelia t-Shirt
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Tnsttitan T-shirtTnsttitan T-shirtTnsttitan T-shirtTnsttitan T-shirtTnsttitan T-shirt
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TNSTTheodor t-ShirtTNSTTheodor t-ShirtTNSTTheodor t-ShirtTNSTTheodor t-Shirt
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TNSTStuart t-ShirtTNSTStuart t-Shirt
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TNSTStanley t-ShirtTNSTStanley t-Shirt
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TNSTSigurd t-ShirtTNSTSigurd t-ShirtTNSTSigurd t-ShirtTNSTSigurd t-ShirtTNSTSigurd t-Shirt
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The New Siblings T-shirts

The New Siblings t-shirts for kids made for everyday wear

The New Siblings t-shirts are for parents who want to find a children’s t-shirt from the brand and quickly see what makes sense for their child. In this category, you will find t-shirts for kids that fit easily into everyday life – worn on their own on warm days or as a light layer under a cardigan or sweatshirt when the temperature changes during the day.

Many parents choose The New Siblings because it is the kind of kidswear that should be simple to use again and again. When browsing The New Siblings t-shirts, it is especially helpful to look at fit, material and how the t-shirt will work in your child’s everyday wardrobe. This makes it easier to choose a style that suits their age, activity level and the season.

What characterises The New Siblings t-shirts?

A The New Siblings t-shirt for kids will often be a good basic piece in the wardrobe, but with a little more personality than a completely plain basic tee. For many parents, that is exactly what makes the difference. It is not only about finding another children’s t-shirt, but about choosing a style from The New Siblings because the brand’s look fits well into your child’s wardrobe.

As the available brand information is limited, it makes most sense to view this category as the brand’s take on a practical t-shirt for kids. These are typically styles that can be used broadly in everyday life – for nursery, school, play at home, weekends and days when the outfit may need to look a little extra nice. If you already know the brand from other parts of the wardrobe, it can also be a good idea to combine the t-shirts with, for example, The New Siblings pants for a more complete look.

Materials in The New Siblings t-shirts and why they matter

When it comes to children’s t-shirts, the material has a big impact on whether the t-shirt actually becomes a favourite. Many parents look for cotton or soft blended qualities because they feel comfortable against the skin, allow good freedom of movement and are easy to handle in a busy everyday routine. It is not just about the look, but also about the t-shirt staying comfortable and keeping its shape after many washes.

For the youngest children, soft and flexible materials are often the safest choice, as the clothing sits close to the body and needs to feel good for many hours at a time. For older children, it can be useful to consider whether the t-shirt should be light and airy for summer, or used all year round as part of a layered outfit. If you are building a wardrobe with good basics, it may also be worth taking a closer look at tops and other styles that work well with t-shirts for everyday wear.

How to choose the right The New Siblings t-shirt for your child

Fit is often the thing parents are most unsure about when shopping online. A t-shirt can look simple in the picture, but feel very different on the child depending on whether the cut is slim, classic or more relaxed. For active children, a slightly roomier fit often makes good sense because there is space for play and movement, while a more classic style can be comfortable under other clothing.

You can choose based on your child’s age and needs:

  • For the youngest children, soft materials and good freedom of movement are often the most important things.
  • For nursery and preschool children, the t-shirt usually needs to handle play, washing and days with changing temperatures.
  • For school-age children, style and personal preferences often start to matter more, but comfort still needs to be right.

If you are unsure about the size, it can help to think about how the t-shirt will be used. Should it fit closely straight away, or is a little extra room a good thing? For everyday wear, many parents choose a style that is not too tight, so the child can move easily and use it for a bit of everything.

The New Siblings t-shirts through the seasons and with the rest of the wardrobe

The New Siblings t-shirts can be worn for most of the year and are therefore an easy part of the wardrobe. In summer, they work well as the only layer with shorts or a skirt. When the weather gets cooler, they are practical under knitwear, a sweatshirt or light outerwear. This makes them useful in everyday life, where the temperature is rarely the same from morning to afternoon.

For children – and parents – it is nice to have t-shirts that are easy to match with the rest of the wardrobe. A simple style goes well with jeans, leggings or sweatpants, while colours and prints can add a little extra personality. If you want to keep the wardrobe within the same universe, you can also explore The New Siblings and find more styles that match in both colours and mood.

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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