How to Choose a Baby Bedding Set for a Cot Bed
By ebebek | Published: 2026-10-24
Category: Buying Guides
Learn how to pick a safe, comfortable cot bed bedding set. We cover fabric, fit, and seasonality, plus when a duvet cover set or muslin swaddle is the better choice.
Quick answer
Choose a cot bed bedding set that fits your mattress snugly, uses breathable fabric like cotton or muslin, and matches the season. For most babies, a fitted cot bed sheet plus a muslin swaddle works better than a duvet for the first year.
Why fit and fabric matter most
A loose or oversized bedding set is a safety risk, so the sheet must fit the mattress tightly with no excess fabric. Look for sets that specify the mattress dimensions, like 70 x 140 cm, and avoid buying 'one size fits all' options.
Fabric affects breathability and temperature regulation. Cotton poplin is smooth and lightweight, while muslin made from bamboo and organic cotton is ultra-soft and absorbent. Both work across seasons, but muslin is especially good for warmer months or babies who sleep hot.
Sheet set vs. duvet cover set: what's the difference?
A cot bed sheet set typically includes a fitted sheet and sometimes a pillowcase, designed for direct contact with the mattress. It's the essential base layer.
A duvet cover set is meant to cover a duvet insert, adding warmth. It's not a standalone blanket. You'll need to buy the insert separately, and it's usually not recommended for babies under 12 months due to overheating and suffocation risks.
If you're buying for a newborn, start with a sheet set and a swaddle. Once your baby is older and can move freely, a duvet cover set can be a cozy addition.
Decision rules for choosing a cot bed bedding set
- Check the mattress size: Measure your cot mattress and choose a sheet that matches exactly, like 70 x 140 cm. A snug fit is non-negotiable for safety. Always re-measure after buying a new mattress.
- Choose fabric by season and baby's temperature: For warm weather or a hot sleeper, pick a light weave like cotton poplin or muslin. For colder months, consider a mid-weight fabric or layer with a swaddle. Feel the baby's neck to check if they're too warm.
- Decide between a sheet set and a duvet cover set: For babies under 12 months, use a fitted sheet and swaddle. For toddlers, a duvet cover set with a thin insert can work, but ensure the room temperature is moderate. If you choose a duvet, buy a low-tog insert.
Product facts
- Little Dreams Animal Print Cot Bed Sheet Set (70 x 140 cm) - Ecru Printed: This 70 x 140 cm cot bed sheet set is made from 100% cotton woven poplin with a smooth, soft surface and an animal print. The fitted size and breathable cotton make it a safe, comfortable base layer for a standard cot mattress.
Little Dreams Animal Print Cot Bed Sheet Set (70 x 140 cm) - Ecru Printed - Little Dreams Animal Print Baby Duvet Cover Set (100 x 150 cm) - Ecru Printed: This 100 x 150 cm duvet cover set is also 100% cotton woven poplin, described as mid-weight and suitable for all seasons. It's a versatile option for older babies and toddlers, but remember you'll need a separate duvet insert.
Little Dreams Animal Print Baby Duvet Cover Set (100 x 150 cm) - Ecru Printed
Who is this guide for?
Best for
- Parents buying a first cot bed bedding set for a newborn or infant
- Parents looking for a breathable, season-appropriate sheet set
Not for
- Parents of toddlers who prefer a duvet for warmth and are ready for loose bedding
