There should be no gaps larger than two fingers (about 3cm) between the mattress and the cot frame. A gap any wider creates a "trapping" hazard. Material Choices You’ll generally choose between three main types:
These offer great longevity and support. They tend to stay cooler than foam but are heavier and more expensive.
Made from materials like coconut coir, natural latex, or wool. These are ideal if you want to avoid synthetic chemicals and off-gassing. Practical Features buy cot mattress
The primary concern when buying a cot mattress is safety, specifically reducing the risk of SIDS.
A baby’s mattress must be much firmer than an adult’s. If it conforms to the shape of your baby’s head, it’s too soft and poses a suffocation risk. There should be no gaps larger than two
Parenting is messy, so look for a mattress with a or a removable, machine-washable layer. Breathability is also key; "cool-mesh" technologies or natural fibers help regulate your baby’s temperature, preventing them from overheating during the night. The Bottom Line
Usually the most affordable and lightweight option. Look for high-density foam that won’t sag over time. They tend to stay cooler than foam but
Finding the right cot mattress is one of the most important purchases you’ll make for your nursery. Since newborns sleep up to 18 hours a day, the mattress isn’t just a place to rest—it’s the foundation for their physical development and safety. Safety First: The Golden Rules