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FUB Leggings

FUB leggings are soft everyday basics for children who need to move freely. With stretch, subtle seams and a carefully considered fit, they are ideal for babies, nursery-age children and older kids with active days.

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FUB Leggings

FUB leggings for children who need freedom to move

FUB leggings are a great choice if you are looking for children’s leggings that do more than simply look nice. The small details have been carefully thought through to make a real difference in everyday wear: the FUB cut around the knees, few or very discreet seams and a material with plenty of stretch that follows your child’s movements and keeps its shape. This makes them especially suitable for children from baby age up to around 8 years, where a good fit, freedom of movement and comfort against the skin often matter more than decoration and prints.

In this category, you will find FUB tights and leggings for children in different lengths and thicknesses, making it easier to choose according to your child’s age, activity level and the season. For the youngest children, the soft and calm fit is often what matters most. At nursery and kindergarten age, the FUB cut can make a noticeable difference, as the leggings do not tighten or bunch in the same way around the knees. For slightly older children, it is especially useful to have leggings that keep their shape and can be worn again and again.

What makes FUB leggings different from regular leggings?

What makes FUB leggings special is not so much the look, but the way they are made. FUB focuses on functional solutions that suit children who squat, crawl, run and stay active for most of the day. The key detail is the FUB cut, the brand’s patented design around the knees. In practice, this means that the fabric works better with your child’s movements, so the leggings are less likely to feel tight, restrict movement or gather up, which can happen with more standard styles.

Many FUB leggings for children are also made with a seamless or almost seamless construction. This can be a big advantage for children with sensitive skin, as there is simply less that can irritate during the day. It is especially useful when the leggings are worn close to the body as a soft base layer.

The material is often a blend of polyamide and elastane with a high level of stretch. But it is not only about how much the leggings can give; it is also about how well they return to their shape afterwards. That is a clear advantage in a busy everyday routine, where clothes need to fit well both after many hours of wear and after a trip through the washing machine.

FUB leggings with FUB cut make sense for active children

If you have a child who crawls around on the floor, climbs up and down, plays on their knees or rarely sits still for long, FUB leggings with the FUB cut are worth a closer look. Where regular leggings can easily feel tight across the knees, FUB’s solution is made to follow movement in a more natural way. You can feel the difference during the day, when clothes simply need to work without interrupting play.

For children aged 0-2 years, it is often the gentle fit and the absence of irritating seams that make the difference. From around 3-6 years, good freedom of movement at the knees usually becomes even more important, as play becomes more active and physical. And for children around 6-8 years, many parents will especially appreciate leggings that still keep their shape and do not quickly become loose at the knees or seat.

If you want to put together a simple and functional basics set, FUB leggings are easy to pair with a FUB bodysuit for the youngest children or with a FUB blouse for older kids.

How to choose size, length and type

When choosing FUB tights and leggings for children, it is a good idea to consider both your child’s current size and how much room to grow you would like. The material has plenty of stretch, so the fit can often follow your child for longer than leggings with less flexibility. This does not necessarily mean you should size up, but it makes sense to start with your child’s height and how the leggings will be used day to day.

You may want to choose based on:

  • Age and activity: For children who are always on the move, a close and stable fit is often the most comfortable choice.
  • Length: Full length is a reliable option for most of the year, while 7/8 or shorter styles can feel nice on warmer days.
  • Thickness: A thin basic version works well close to the skin, while a heavier quality can offer a little more support for active use.
  • Skin sensitivity: If your child reacts easily to seams or elastics, seamless leggings can be a very good choice.

Several styles are also OEKO-TEX certified, which can offer extra peace of mind if you prefer textiles with documented standards close to your child’s skin.

FUB leggings as part of a simple and functional base layer

FUB leggings work well on their own, but they really come into their own as part of a carefully considered base layer. For babies, they are easy to use with a bodysuit and cardigan, making it simple to dress and change your child during the day. For older children, they pair well with light tops or a soft cardigan when you want to dress your child in something that feels comfortable and allows free movement.

FUB focuses more on function than decoration. So if you are looking for lots of patterns or a more trend-led look, it is good to know that the brand’s strength lies elsewhere. Here you get calm basic colours, well-considered solutions and leggings developed to work close to the body day after day. That makes this category especially relevant if you would rather choose a few styles that really work than many that quickly lose shape or comfort.

If you are looking for more styles from the same universe, you can also explore the full FUB selection.

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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