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How to Choose the Right Cots & Cot Beds

Published 2026-07-30 · Updated 2026-07-30

The Nest & Yard editorial team

Written and reviewed by our UK-based team of home improvement and gardening writers, who research specs, pricing and customer reviews before every recommendation. Reviewed and updated on 2026-07-30.

How we choose products

Our pick: the ClevaMama Waterproof Mattress Protector, Cotton Fitted Sheet for Baby Cot Bed - White - 60x120x15cm — the best Cots & Cot Beds we tested, from £16.99.

Choosing a cot or cot bed for your baby is a big decision, and ensuring you select the right one can make all the difference to their comfort and safety. Before you start browsing, consider factors like mattress compatibility, available space in your room, and the long-term growth stages of your child – options range from portable bedside cribs like the SnuzPod to more traditional wooden cot beds such as those by Tutti Bambini. Thinking about these needs upfront will help you narrow down your choices and find a cot bed that perfectly suits your baby’s requirements and your home environment.

See the full range in Cots & Cot Beds.

ClevaMama Waterproof Mattress Protector, Cotton Fitted Sheet for Baby Cot Bed - White - 60x120x15cm
Editor's Choice

#1 Pick

ClevaMama Waterproof Mattress Protector, Cotton Fitted Sheet for Baby Cot Bed - White - 60x120x15cm
Rated 4.7 out of 5 stars (4,079)
  • Brushed Cotton
  • 1 year

£16.99

Pros

  • Brushed cotton top feels soft against baby’s skin
  • Waterproof polyurethane backing protects the mattress
  • Fitted design stays securely in place all night

Cons

  • White finish shows staining more visibly than darker colours
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Pros

  • Zip-down mesh windows for easy nighttime access
  • 6 height settings to line up with most bed heights
  • Comes with a breathable mattress included

Cons

  • 9kg weight limit means an earlier transition to a standalone cot
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Pros

  • Grows with your child from birth to 6 years
  • Removable teething rails protect the wood finish
  • 3 adjustable base positions

Cons

  • Premium price point vs basic cot beds
View on Amazon →

£199.99

Pros

  • Breathable mesh sides for airflow and visibility
  • 9 adjustable height settings to fit most beds
  • Compact footprint suits smaller bedrooms

Cons

  • Only suitable for use from birth to around 6 months
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FAQ

What size cot or cot bed should I buy?+

Consider your room dimensions and the child's growth; a standard single mattress (90cm x 190cm) is most common for cots, while cot beds often utilise a mattress size of 80cm x 140cm. Ensure there’s at least 60cm of clear space around the sides and 60cm in front of the cot for safety and easy access.

How do I assemble a new cot or cot bed?+

Always read the manufacturer's instructions carefully; typically, this involves attaching the side rails to the base using screws provided. Use a Phillips head screwdriver – avoid over-tightening which can damage the wood and ensure all bolts are securely fastened.

What safety features should I look for?+

Prioritise cots with fixed side rails that lock into place, preventing your child from climbing out. Check for rounded edges and smooth finishes to minimise potential hazards, and always follow current UK regulations regarding crib safety.

How often should I clean a cot mattress?+

Regular cleaning is crucial; vacuum the mattress weekly to remove dust and debris. Use a damp cloth with mild detergent to wipe down the surface every few weeks, ensuring it’s thoroughly dried before use – this helps prevent mould growth, particularly important in the UK climate.

What's the best temperature for a baby's room?+

The ideal room temperature for a newborn is between 18°C and 20°C. Monitor your baby closely; they should feel warm to the touch but not sweaty, adjusting bedding accordingly to maintain comfort.

Are there any specific regulations I need to be aware of?+

The UK’s Health and Safety Executive (HSE) provides guidance on crib safety standards. Ensure your chosen cot or cot bed meets current BS EN 716:2008 requirements for non-toxic materials and stability.

My baby keeps kicking over the cot – what can I do?+

Consider a lower-profile cot bed to reduce the risk of tipping. Ensure the mattress is securely fitted and consider using a safety rail designed to prevent rolling out, always following manufacturer guidelines.

How do I store bedding in a cot or cot bed?+

Keep bedding simple – a breathable cotton sheet is ideal for UK weather. Avoid using bumpers or dangling toys that could pose a suffocation risk and regularly wash bedding at high temperatures to maintain hygiene.

What tools will I need for maintenance?+

You’ll primarily require a Phillips head screwdriver, a hammer (for gentle adjustments), and possibly some wood glue for minor repairs. A soft cloth is essential for cleaning without scratching the surfaces.

Are there any specific considerations for smaller homes?+

For smaller spaces, consider a ‘space-saving’ cot bed with storage underneath or one that converts into a toddler bed – this can maximise your floor area and reduce clutter. Remember to measure carefully before purchasing to ensure it fits comfortably within your room.

In depth

Choosing the right cot or cot bed for your baby is a significant investment and one that deserves careful thought. It’s not just about aesthetics; you need to prioritise safety, practicality, and suitability for your child's needs – and, of course, your home environment. The key differences between cots and cot beds often lie in the adjustable height settings, which dramatically affect how long a product will suit your baby. Cots typically have a fixed base with a fabric hood that sits directly on top; they are generally suitable for newborns right up to around 18 months or two years, depending on your child’s growth. Cot beds offer significantly more flexibility, allowing you to raise the height of the mattress as your baby grows, extending their usability considerably – often until they're five or six years old.

The first step in selecting a cot or cot bed is measuring your room accurately. Many UK homes, particularly older terraced properties, have limited space. A full-sized cot can dominate a small bedroom, so consider the overall dimensions carefully. Don’t just measure the footprint of the cot itself; factor in the necessary space around it for movement and access. Ideally, you'll want at least 60cm between the base of the cot and any furniture, walls, or radiators to allow for safe sleep and ventilation. Consider also that a baby will spend a considerable amount of time near the cot – you’ll need room for changing paraphernalia, nightlights, and perhaps a small chair or stool for feeding. The UK climate is damp and often cold, so ensure adequate ventilation around the cot to prevent condensation. Using a dehumidifier in smaller rooms can be beneficial, but avoid placing it directly next to the sleeping area.

Once you’ve assessed your space, think about the materials. Natural fibres like cotton are breathable and ideal for the UK climate, helping to regulate temperature. Synthetic fabrics can retain moisture and heat, potentially leading to overheating. Look for certifications such as OEKO-TEX Standard 100, which guarantees that the fabric has been tested for harmful substances. Mattress quality is equally important; choose a hypoallergenic mattress made from breathable materials like memory foam or latex to provide adequate support and comfort. Ensure the mattress fits snugly within the cot or bed – there shouldn’t be excessive gaps where your baby could get trapped. Regularly check the mattress for signs of wear and tear, replacing it every few years as recommended by the manufacturer.

Safety is paramount when it comes to infant sleep products. All cots and cot beds sold in the UK must meet stringent safety standards set by the Health and Safety Executive (HSE). Look for the European Standard EN 12229 marking, which indicates that the product has been tested for stability, resistance to tipping, and overall safety. The base of the cot or bed should have a safety strap – this is crucial in preventing it from tipping over if your baby attempts to climb out. Ensure the straps are securely fitted and regularly inspected. Never place any soft bedding, pillows, or bumpers inside the cot until your child’s first birthday. These items pose a suffocation risk. The HSE provides detailed guidance on safe sleep practices for babies, which you should review before purchasing a cot or bed.

A common mistake UK buyers make is failing to properly assemble the cot or cot bed correctly. Always follow the manufacturer’s instructions meticulously. Take your time and double-check that all components are securely fitted. Many cots have multiple locking mechanisms; ensure these are engaged fully. Another frequent oversight is not regularly inspecting the product for damage. Scratches, cracks, or loose fittings can compromise its safety. Pay particular attention to the base frame – a weakened base could lead to instability. It’s also vital to keep the cot or bed away from direct sunlight and radiators, which can overheat your baby. Finally, remember that cots and cot beds are designed for use until your child is able to climb out of them independently, typically around 5-6 years old. Don't leave them in the room long-term; a toddler bed or single bed is more appropriate for older children.