Toddler snowsuits, and the zip that saves the afternoon

Why one piece at this age

A toddler in the snow is, functionally, a toddler sitting in the snow. They sit to rest, they sit because they fell over, and they sit because sitting is more interesting than walking. Every one of those is an opportunity for snow to get in at the waist, and once a small child is wet they are cold within minutes.

A one-piece removes the gap entirely. That is the whole argument and it is enough - a bib closes the back but still has a gap at the shoulders in a hard fall, and separate pants and jacket have the worst of it. The pants-against-bibs comparison covers the older child.

The age this stops being right is roughly five, when a child can manage their own clothing and starts wanting to take a jacket off indoors without undressing completely. The toddler ski gear page covers the rest of the kit.

The three, compared

That table is unusually full of blanks, and that is the honest state of this category. Toddler snowsuits are sold on photographs of children in snow rather than on specifications, and the three here were chosen because between them they publish more than most.

The picks

Columbia Toddler Buga III Suit

The pick, on three published facts that nothing else here states.

An insulation weight. 150 gsm, which is a genuinely warm figure for a child who is mostly stationary. Nobody else on this page publishes a number at all.

Reinforcement where it wears out. Abrasion-resistant Hammerhead fabric at the seat, the knees and the cuffs - which are, in order, the three places a toddler destroys a snowsuit.

A removable, adjustable hood. Removable matters more than it sounds. A sewn-on hood cannot be worn under a ski helmet, so a suit with a removable one lasts into the year the child starts lessons. The kids helmet roundup covers the small sizes.

Its published weakness is stated plainly by Columbia: the Omni-Tech shell is critically seam sealed, not fully sealed. On a garment whose seat spends the day in snow, that is the seam you would most want taped, and Columbia deserves credit for saying so rather than writing “seam sealed” and leaving it.

Arctix Toddler Nitro Snowsuit Coveralls

The pick if the rear zip matters to you more than the published numbers - and with a two- or three-year-old, it might.

Arctix publishes a ThermaLock shell with ThermaTech insulation rated to -20F, and a rear zip. What it does not publish for this model is an insulation weight in grams, a waterproof rating in millimeters or a seam construction, which is why it sits second rather than first.

The -20F figure is worth reading carefully. It is a claim about the insulation’s range rather than a measurement of how long a stationary toddler stays warm, and a small child standing still at a lift base gets cold well above that. The how-cold-is-too-cold page covers the thresholds that actually matter.

Arctix Kids Dancing Bear Snowsuit Coveralls

Marked as the skip above, and it is a skip with an obvious exception. It is the only garment on this page with a published price, $75.00, and for a snow day rather than a ski day it is entirely sufficient.

The attached hood is the trade. For sledding it is a feature - nothing to lose, no gap at the neck. The snow-day gear page is written for exactly that child. Under a helmet it does not work, so it does not follow the child into lessons.

Sizing a snowsuit

One size up, never two. One size leaves room for a base layer and usually buys a second winter. Two sizes leaves cuffs hanging over the boots where they fill with snow, and sleeves that swallow mittens.

The growing-room page is explicit about what can be sized up and what never can, and the short version is that anything that works by fitting - boots, helmet, goggles - must fit now.

What goes with it

• A thin base layer, and only one. Too much underneath makes a child sweat, and damp is what makes them cold. The kids base layer roundup covers merino and synthetic.
• Waterproof mittens, not gloves, and two pairs. Fingers share heat in a mitten, and a small child’s first pair is soaked by mid-morning. The kids glove roundup is here.
• Proper snow boots with a published temperature rating. The kids snow boot roundup covers the two that publish one.
• A neck gaiter rather than a scarf. A scarf on a small child is a hazard around any moving equipment. The gaiter roundup covers the youth sizes.

And sunscreen, which is the thing everybody forgets in winter. The altitude and sun page explains why snow at elevation burns faster than a beach.