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10 Best Cot Bed Mattresses 2025 in the UK

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Our Top Picks

#1

Winner

Mother Nurture Classic Eco Fibre Cot Bed Mattress - Hypoallergenic Easy Clean Quilted Cover, Reversible, Water Resistant, Baby Cot Mattress, Firm & Supportive, White, BSI Tested - Size 140x70 x10cm

Rating
9.8
Chosen by1,135
Firmness
Material
Ease of Cleaning
Firmness
Soft without any wires, making it suitable and comfortable for cot use.
Material
The quilted polyester cover offers a soft and cozy surface, enhancing comfort during naptime and bedtime.
Ease of Cleaning
The removable and machine-washable cover simplifies maintenance, ensuring a hygienic sleeping environment.

The Mother Nurture Classic Eco Fibre Cot Bed Mattress stands out with its 140x70x10 cm size, making it a suitable fit for most standard cot beds. Its firmness is designed to be supportive for infants, thanks to the EcoLoft Fibre core, which is also sustainably sourced and recyclable. A significant advantage is its hypoallergenic and breathable properties, promoting good airflow and temperature control, which is crucial for a comfortable and safe sleeping environment for babies.

The quilted polypropylene cover adds an extra layer of protection against allergens, enhancing its hypoallergenic credentials further. Additionally, the mattress is reversible and water-resistant, simplifying maintenance. Spills and accidents can be easily managed due to the washable and removable cover, which is a major plus for busy parents. However, the mattress has a weight limit of 15 kilograms, which may not be suitable for older toddlers.

The product is BSI tested and meets rigorous British Safety Standards, adding a layer of trust and reliability for parents. With a high customer rating of 4.5 out of 5 stars from over 5,500 reviews, it’s clear that many parents have found it to be a dependable choice. Despite its many benefits, one potential drawback could be the material composition, as some may prefer natural over synthetic materials. Nonetheless, for those seeking a firm, hypoallergenic, and easy-to-maintain cot bed mattress, the Mother Nurture Classic Eco Fibre is a strong contender.

Rating
9.8
Chosen by1,135
Firmness
Material
Ease of Cleaning
Firmness
Soft without any wires, making it suitable and comfortable for cot use.
Material
The quilted polyester cover offers a soft and cozy surface, enhancing comfort during naptime and bedtime.
Ease of Cleaning
The removable and machine-washable cover simplifies maintenance, ensuring a hygienic sleeping environment.
#2

Tutti Bambini Sprung Cot Mattress 140 x 70 cm - Hypoallergenic, Breathable & Wipeable Baby Mattress for Travel Cot & Crib, Soft & Supportive Home & Travel Cot Mattress (140 x 70 x 10 cm)

Rating
9.6
Firmness
Ease of Cleaning
Firmness
The firmness is ideal for babies and toddlers, providing the necessary support while allowing them to move and roll as needed.
Ease of Cleaning
The wipeable cover is a practical feature, making it easy to clean up spills and accidents, and it remains in great condition over time.

The Tutti Bambini Sprung Cot Mattress offers a blend of comfort and practicality, designed for use in both a home setting and travel cots. Sized at 140x70 cm, it fits well into standard cot beds, providing a supportive sleeping surface thanks to its 10 cm thickness and pocketed coil construction. This mattress is particularly beneficial for parents seeking a hypoallergenic option, as it is made from materials that help to reduce allergic reactions, ensuring a safer environment for your baby.

The breathability feature is a great addition, helping to regulate temperature and keep your child comfortable throughout the night. Although this mattress excels in comfort with its three-layer construction—including a soft quilted fabric exterior, dense foam, and coil springs—it may be on the firmer side due to its sprung nature, which is generally preferred for infant support. The water-resistant and washable cover is a practical feature, making it easy to manage spills or accidents, though note that the care instructions recommend hand washing. This might be less convenient for those accustomed to machine-washable options.

While not portable, its robust design ensures durability. However, the mattress should be replaced after two years for safety and hygiene reasons. Its hypoallergenic, breathable, and easy-clean features make it a suitable choice for parents looking for a reliable cot mattress that prioritizes safety and comfort for their baby.

Rating
9.6
Firmness
Ease of Cleaning
Firmness
The firmness is ideal for babies and toddlers, providing the necessary support while allowing them to move and roll as needed.
Ease of Cleaning
The wipeable cover is a practical feature, making it easy to clean up spills and accidents, and it remains in great condition over time.

Buying Guide for the Best Cot Bed Mattresses

Choosing the right cot-bed mattress is crucial for your baby's comfort and safety. A good mattress can support your baby's growing body, ensure a good night's sleep, and contribute to their overall health. When selecting a cot-bed mattress, there are several key specifications to consider. Understanding these specifications will help you make an informed decision that best suits your baby's needs.
SizeThe size of the cot-bed mattress is important because it needs to fit snugly within the cot bed to ensure safety. A mattress that is too small can leave gaps where your baby could get trapped, while one that is too large may not fit properly. Cot-bed mattresses typically come in standard sizes, so measure your cot bed and choose a mattress that matches those dimensions exactly.
FirmnessFirmness is a critical factor for a cot-bed mattress because a firm surface helps reduce the risk of Sudden Infant Death Syndrome (SIDS). A firm mattress supports your baby's developing bones and prevents them from sinking too deeply, which can be a suffocation hazard. Look for mattresses labeled as 'firm' or 'extra firm' to ensure they provide the necessary support.
MaterialThe material of the mattress affects its comfort, durability, and breathability. Common materials include foam, innerspring, and organic options. Foam mattresses are lightweight and easy to clean, while innerspring mattresses offer better support and durability. Organic mattresses are made from natural materials and are free from harmful chemicals, making them a good choice for sensitive babies. Consider your baby's needs and any allergies when choosing the material.
BreathabilityBreathability refers to how well the mattress allows air to circulate, which can help regulate your baby's temperature and prevent overheating. Mattresses with breathable covers or materials can improve airflow and keep your baby comfortable throughout the night. Look for mattresses with features like ventilated sides or breathable fabrics to ensure good air circulation.
WaterproofingWaterproofing is important for keeping the mattress clean and hygienic. Babies can have accidents, and a waterproof mattress prevents liquids from seeping into the mattress, which can lead to mold and bacteria growth. Many mattresses come with waterproof covers or layers. Ensure the mattress has a waterproof feature to make cleaning easier and maintain a healthy sleeping environment for your baby.
HypoallergenicHypoallergenic mattresses are designed to minimize the risk of allergic reactions. They are made from materials that resist allergens like dust mites, mold, and bacteria. If your baby has sensitive skin or allergies, choosing a hypoallergenic mattress can help reduce irritation and ensure a healthier sleep environment. Look for mattresses labeled as hypoallergenic to provide extra protection for your baby.
Ease of CleaningEase of cleaning is a practical consideration for cot-bed mattresses. Babies can be messy, and a mattress that is easy to clean will save you time and effort. Look for mattresses with removable, machine-washable covers or materials that can be wiped down easily. This feature will help you maintain a clean and hygienic sleeping area for your baby.