Play mats are the least exciting thing in a playroom and the first thing you should buy. Nobody photographs the mat. But whether you're looking for a baby play mat for tummy time or a toddler play mat to go under climbing equipment, it's what makes everything else safe to fall off, and it's the difference between soft play working on a laminate floor and sliding across it.
This guide covers what foam soft play mats actually do, how your needs change from baby to toddler, what thickness matters, square versus round, and how they compare to the foam jigsaw tiles you'll see everywhere online.
What a foam play mat is for
Three jobs, in order of importance:
- Impact absorption. A climbing toddler will come off a block set. High-density foam takes that landing in a way carpet doesn't and laminate really doesn't.
- Grip. This is the one people miss. Soft play blocks, rockers and ball pits all slide on hard floors. A mat underneath holds the whole arrangement in place.
- Tummy time and floor play. Before any of the climbing starts, a mat is simply a warm, clean, padded surface for a baby to lie on — warmer than a floor, and defined in a way that helps a baby settle.
Baby play mats vs toddler play mats
The best play mat changes as your child grows:
- Babies (0 to 12 months): a single soft mat is all you need. Look for a warm, smooth cover that's comfortable against skin for tummy time, rolling and first crawling. A velvet mat is ideal.
- Toddlers (1 to 3 years): now the mat is safety matting. Toddlers climb, slide and tumble, so you need firmer, high-density foam and enough mats to cover the landing zone around any equipment. Wipe-clean covers make life easier once snacks and drinks arrive.
- Nurseries and playgroups: multiple mats that tile together, with wipe-clean covers that can be cleaned between sessions.
Many families start with one baby mat, then add a 5-piece soft play mat set when climbing equipment arrives.
Thickness and density: what actually matters
Thickness gets advertised; density decides whether it works. A thick low-density mat compresses to nothing under a knee and gives you no protection at all. A thinner high-density mat outperforms it.
The test: press down hard with the heel of your hand. If you feel the floor, it won't protect a falling child. Good foam resists and springs back.
The second thing that matters is the cover. Velvet covers are warm to lie on and soft against skin, perfect for babies. Wipe-clean covers are the practical choice for toddlers, nurseries and anywhere food is around. Either way, choose a cover that's easy to keep clean, because eventually something will get spilled on it.
Square or round?
Square mats tile together, sit flush against walls and into corners, and give you the most usable surface per square metre. If you're building a defined play area or want to grow the coverage over time, square is the practical choice.
Round mats are softer in a room and work well as a single standalone piece — a tummy-time spot in a living room, or a base under a rocker. They don't tile, so they're less suited to covering a large area.
A common setup: one round mat as a baby's own space, then square mats added later as climbing equipment arrives.
Foam mats vs interlocking jigsaw tiles
The EVA foam jigsaw tiles sold cheaply everywhere are a different product, and worth being clear about:
| Covered foam mats | Jigsaw tiles | |
|---|---|---|
| Impact protection | Genuine cushioning | Thin, minimal |
| Cover | Soft or wipe-clean cover | None |
| Small parts | None | Pop-out shapes can be chewed |
| Look | Furniture-like | Obviously a play surface |
| Cost | Higher | Low |
Jigsaw tiles are fine as a floor covering for a garage or a playroom you don't mind looking like one. They are not impact protection under climbing equipment, and the pop-out letter and number inserts are a known choking risk for under-threes.
How many mats do you need?
Cover the landing zone, not the whole room. As a guide:
- For a baby's tummy-time space, or under a rocker or small block set: one or two mats.
- Under an 11-piece castle set or a step and slide set: four to five mats, covering the full footprint plus a metre where a child slides or climbs down.
- A defined nursery play corner: five or more, tiled to the walls.
Buying a set works out better than buying singles if you need more than three.
Cleaning and care
Wipe-clean covers just need a damp cloth with warm water and mild detergent. For fabric covers, spot-clean as you go, and if the cover is removable, machine wash it cool and air dry — not on a radiator, which can shrink a cover onto foam that no longer fits.
Stand mats on edge occasionally rather than leaving them flat for months. Foam left permanently flat on a cold floor can hold damp underneath.
Our play mats
All in high-density foam, with free UK delivery.
- Square Play Mat, Light Pink Velvet — £130. A soft velvet baby play mat that folds away.
- Square Play Mat, Light Grey Velvet — £130. 120 x 120 cm, folds to 60 x 60 cm.
- Round Play Mat, Light Pink Velvet — £130
- Round Play Mat, Light Grey Velvet — £130
- 5-Piece Soft Play Mat Set — from £190. Wipe-clean, in Pastel, Multicoloured, Grey & White or Grey Beige. The best toddler play mat option if you're covering a real play area, and the one nurseries usually choose.
Frequently asked questions
What is the best play mat for a toddler?
A high-density foam mat with a wipe-clean cover, big enough to cover the area where your toddler climbs and slides. A multi-piece set like our 5-piece soft play mat set is the most flexible option.
What is the best play mat for a baby?
A single soft foam mat with a warm, smooth cover, such as velvet, for tummy time, rolling and crawling. Round mats make a lovely defined space for a baby in a living room.
Do I need a play mat under soft play equipment?
On carpet it's optional. On laminate, tile or wood it's strongly recommended — both for impact protection and because blocks, rockers and ball pits slide on hard floors without one.
What thickness should a baby play mat be?
Density matters more than thickness. Press hard with the heel of your hand: if you can feel the floor through it, it won't protect a falling child, however thick it is.
Are foam jigsaw tiles as good as play mats?
No. They provide minimal impact protection and the pop-out shapes are a choking risk for under-threes. They're a floor covering, not safety matting.
How many play mats do I need?
One or two under a rocker, four to five under a castle or step and slide set, and five or more for a defined nursery play corner. Cover the landing zone plus a metre where children come down.
Browse all soft play mats, or read our guides to castle block sets, ball pits and ball pit balls for what goes on top.