Unisex 100% Cotton Tee for Boys and Girls • Ages 3 to 15 Years • 20 Vibrant Colours Available
Some kids’ t-shirts are just better than others, and this plain cotton tee is one of them. Whether it is school PE, a weekend at the park, a sports session, or a relaxed day at home, it handles all of it without any fuss. It is soft, it breathes well, and it holds its shape after repeated washing. Exactly what parents want from a kids’ everyday basic.
At just £4.99, this is one of the most affordable quality plain kids’ t-shirts you will find in the UK right now. Comparable plain cotton tees on the high street typically start from £7 or more. With 20 colours to pick from and sizes covering age 3 right through to 15, it makes sense to order a few colours at once, especially for families with more than one child.
Why This T-Shirt Stands Out
100% Cotton
Soft, breathable fabric that sits comfortably against skin all day. Heather Grey is 97% cotton with 3% polyester.
Unisex Design
Regular fit that works just as well for boys and girls. One style, no compromise needed.
20 Colour Options
From classic navy and black to bold lime, orange, and fuchsia. There is a colour for every preference.
Durable Build
Twin needle stitching at the hem and cuffs. Taped back neck and tubular knit for shape retention over time.
Print-Ready Surface
Fine knit Belcoro yarn takes screen printing, vinyl, and embroidery cleanly. A popular blank for schools and clubs.
Ages 3 to 15
Wide size range so you can stock up for several children or buy ahead as they grow.
About This T-Shirt
The fabric is 100% cotton throughout, with the exception of Heather Grey which uses a 97% cotton, 3% polyester blend. White comes in at 140gsm and coloured versions at 145gsm, giving the tee a quality feel without being stiff or restrictive. Kids wear it all day without a second thought, which is exactly what you want from a basic.
The crew neck is finished with a cotton and Lycra rib blend, giving it just enough stretch to pull on and off easily while keeping its shape wear after wear. The back of the neck has a self-fabric tape backing, so there is no scratchy label sitting against sensitive skin.
Tubular knit construction keeps the body of the tee true to its shape through regular washes rather than going boxy over time.
Twin needle stitching runs through the hem and cuffs. You can see the quality in the finish. It is the same technique used on garments that cost considerably more, and it makes a real difference to how long the tee holds up under active use.
The fabric is made using Belcoro yarn, which gives it a cleaner surface and softer hand-feel than standard cotton yarn. It also makes this tee noticeably better suited to screen printing and embroidery, with ink sitting more evenly on the surface. Schools, sports teams, and parents buying a children’s plain t-shirt for customising consistently choose this style for exactly that reason.
The production process is WRAP certified. WRAP (Worldwide Responsible Accredited Production) audits factories against standards covering safe working conditions, environmental practices, and legal compliance.
It is not something every clothing brand highlights at this price point, but it matters when buying clothes for children. You can read more about what makes a quality fabric for children’s clothing on our blog.
Who Buys This T-Shirt
This plain cotton tee gets bought by quite a wide range of people. Here is a quick breakdown:
- Parents Everyday basics for school, outdoor play, holidays, and sports. Good value when bought in a few colours at once, especially for families with more than one child.
- Schools PE kits, sports days, and team activities. Plain tees in a school colour are a popular choice, and the price makes sense for larger orders.
- Sports Clubs Football teams, dance schools, gymnastics groups. This tee works well as a blank base for team name or logo printing.
- Grandparents A safe and practical gift that will genuinely get worn. Pick a favourite colour and it will not sit in a drawer.
- Families Plain tees in the same colour are a simple and affordable way to dress the whole family to match at events, holidays, or photo days. With 20 colours available, picking one that works for the whole group is easy.
- Print Buyers The Belcoro yarn surface holds printed designs cleanly, making this a reliable blank for anyone ordering custom tees for groups or clubs. We do not offer a printing service, but any local or online print shop can work with this garment.
How to Style This T-Shirt
A plain t-shirt is one of the most flexible pieces you can have in a child’s wardrobe. On its own with jeans or shorts, it is a complete look for a casual day out. Layer it under a hoodie, zip-up jacket, or gilet when the temperature drops and it works just as well as a base layer.
Because it comes in 20 colours, you can pick shades that work with pieces your child already has. Black and navy are the most go-with-everything options. Lime, orange, and fuchsia are good choices if your child prefers something that stands out. Sky blue, light pink, and heather grey sit comfortably in between.
For girls, it pairs well with leggings, skirts, or casual dresses layered on top. Take a look at our girls’ clothing guide for outfit ideas and inspiration across different ages.
Available Colours
20 colours in total. From clean neutrals to vibrant brights:
Size Chart
Use the chest measurements below to find the right size rather than going purely by age. Children’s builds vary quite a bit at each age, and measuring is always the most reliable approach. For a full UK sizing reference, see our boys’ size guide or girls’ size guide.
| Size (Age) | T-Shirt Chest (inches) | Wearer Chest (inches) |
|---|---|---|
| 3-4 years | 28 – 30″ | 26″ |
| 5-6 years | 30 – 32″ | 28″ |
| 7-8 years | 32 – 34″ | 30″ |
| 9-11 years | 34 – 36″ | 32″ |
| 12-13 years | 36 – 38″ | 34″ |
| 14-15 years | 38 – 40″ | 36″ |
Full Product Specifications
- Material100% Cotton (Heather Grey: 97% Cotton / 3% Polyester)
- Fabric WeightWhite: 140gsm • Colours: 145gsm
- YarnBelcoro yarn for softer feel and cleaner printing surface
- NecklineRibbed crew neck with cotton / Lycra blend and self-fabric back neck tape
- SleeveShort sleeve
- FitRegular fit with tubular knit for shape retention
- StitchingTwin needle at hem and cuffs
- CertificationWRAP Certified Production
- GenderUnisex (suitable for boys and girls)
- Age Range3-4, 5-6, 7-8, 9-11, 12-13, 14-15 years
- Colours20 colours available
- ConditionBrand new, supplied without tag
- Price£4.99 per t-shirt
Washing and Care Instructions
This t-shirt is fully machine washable, which makes life easier when you have active kids. Following these care steps will keep the fabric soft and the colour looking good for longer. Our guide on caring for kids’ t-shirts and tops covers everything worth knowing in more detail.
Cotton can shrink slightly if washed at high heat. A 40 degree wash and a low tumble dry setting will keep the fit stable wash after wash. For more on looking after cotton clothing, our fabric care guide has a full breakdown.
Frequently Asked Questions
Also Available In
Buy more and save. These t-shirts are available in money-saving packs with free UK delivery included:
Related Guides and Resources
More helpful reading from our blog:
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