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Best Double Size Cot Mattress Protection of 2026

Hollie Coleman Avatar
Hollie Coleman

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Double size cot mattress protection offers a reliable and effective solution to keep your baby's mattress dry and clean. These products are designed to fit snugly over the cot mattress and prevent fluids, stains, and odours from seeping into the mattress. They are made from high-quality materials that are gentle on your baby's skin and easy to clean. Double size cot mattress protection is an essential investment for parents who want to ensure their baby's sleeping environment is hygienic and comfortable.

At a Glance: Our Top Picks

Olivia Rocco Waterproof Terry Towel Mattress Protector Cover #TOP 1

Olivia Rocco Waterproof Terry Towel Mattress Protector

9.8
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HOMESCAPES Waterproof Quilted Cot Mattress Protector 60x120cm Pack 2 Cover #TOP 2

HOMESCAPES Waterproof Quilted Cot Mattress Protector 60x120cm Pack 2

9.7
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Baby Comfort Waterproof Mattress Protector 120x60 cm Cover #TOP 3

Baby Comfort Waterproof Mattress Protector 120x60 cm

9.5
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Top 3 Double Size Cot Mattress Protection

#TOP 1 Best Breathable Cot Mattress Protection

Olivia Rocco Waterproof Terry Towel Mattress Protector

Olivia Rocco Waterproof Terry Towel Mattress Protector Cover

Olivia Rocco Extra Deep Waterproof Terry Towel Mattress Protector Topper Cover Breathable Fitted Bed Sheet Non Noisy (Cot)

The Olivia Rocco Mattress Protector offers an elegant and timeless solution for your cot mattress. With its waterproof PU lining, you can enjoy a restful sleep without the worry of liquids seeping through, all while maintaining a silent experience during movement. The extra deep 12" skirt ensures a snug fit on mattresses of various sizes, making it easy to use. Additionally, its breathable design allows air circulation, helping you stay cool and comfortable throughout the night.

9.8
FTB Score
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What We Like

  • Waterproof and silent protection
  • Easy to fit on various mattresses
  • Breathable for comfort
  • Protects against dust mites
#TOP 2

HOMESCAPES Waterproof Quilted Cot Mattress Protector 60x120cm Pack 2

HOMESCAPES Waterproof Quilted Cot Mattress Protector 60x120cm Pack 2 Cover

HOMESCAPES Pack of 2 Cot Size Deep Quilted Waterproof Mattress Protector 60 x 120 cm Oeko-Tex Hypoallergenic & Washable Mattress Topper with Fully Elasticated Thick Stretch Fabric Skirt

The HOMESCAPES Cot Mattress Protector is a deep quilted, waterproof cover designed to keep your child's cot mattress safe from spills and stains. It features a luxurious padded top with a thick 150 GSM filling, offering extra comfort for your little one. The noiseless waterproof layer ensures that even the lightest sleepers won’t be disturbed by movement. With a fully elasticated skirt, the protector stays securely in place, giving you peace of mind and your child uninterrupted rest. Plus, it is machine washable and certified free from harmful chemicals for added safety.

9.7
FTB Score
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What We Like

  • Waterproof and stain resistant
  • Thick padded comfort layer
  • Noiseless for light sleepers
  • Secure fully elasticated skirt
  • Machine washable and hypoallergenic
#TOP 3

Baby Comfort Waterproof Mattress Protector 120x60 cm

Baby Comfort Waterproof Mattress Protector 120x60 cm Cover

Waterproof Mattress Protector Sheet/Cover Fits 120x60 cm Baby Cot

The Baby Comfort Mattress Protector offers reliable waterproof protection to keep your baby's cot mattress clean from spills, moisture, dust, and bacteria. Its strong elastic band ensures a secure and snug fit on your child's 120x60 cm mattress, so it stays firmly in place throughout the night. The breathable two-layer design helps prevent overheating by regulating your baby's body temperature, ensuring a comfortable sleep. Made from soft, 100% cotton jersey fabric, it is gentle on even the most sensitive baby skin, providing a safe and cosy sleeping environment.

9.5
FTB Score
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What We Like

  • 100% waterproof protection
  • Secure elastic fit
  • Breathable two-layer design
  • Soft, baby-safe cotton
  • Easy to wash and dry

Frequently Asked Questions (FAQs)

1. Should cots have mattress protectors?

Every cot bed does really need to be protected by a waterproof cot bed mattress protector. The reason for this is that babies get hot and sweaty and they tend to leak! They dribble and can be sick and they can have an accident with their nappy.

2. Is it safe to use a waterproof mattress protector in a cot?

The Lullaby Trust recommends a waterproof cover, or in other words a mattress protector, as it will keep your baby's mattress clean and dry, and prevent bacteria from collecting in the foam.

Editor's Notes

During our double size cot mattress protection research, we found 74 double size cot mattress protection products and shortlisted 3 quality products. We collected and analyzed 33,749 customer reviews through our big data system to write the double size cot mattress protection list. We found that most customers choose double size cot mattress protection with an average price of £14.86.

The double size cot mattress protection are available for purchase. We have researched hundreds of brands and picked the top brands of double size cot mattress protection, including Olivia Rocco, HOMESCAPES, Baby Comfort. The seller of top 1 product has received honest feedback from 638 consumers with an average rating of 4.1.

Written by

Hollie Coleman Avatar

Hollie Coleman

Hollie Coleman is a paediatrician from Cambridge. She acquired her degree from the University of Oxford, where she also built her copywriting skills. Hollie practiced as a paediatrician for seven years; she wrote and published a couple of books on baby products that sold massively in Europe. With Hollie's vast knowledge in paediatrics, she now dedicates her time to publishing more articles on baby products for FindThisBest.