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Warm, waterproof kids’ snow pants with reinforced hems and breathable comfort for outdoor school, skiing, sledding, and winter play.
Find Your Size
European sizes are based on your child’s height in centimeters. Because kids of the same age can be different sizes, height is the best guide for fit.
Enter your child’s height in inches, and we’ll show the closest CM size range. This correlates to the first number in the size option. ie: 98 or 122. If CM sizing is not provided, simply choose the age provided.
💡 Tip: These are general guidelines. Always check specific brand size charts when possible, as sizing can vary between manufacturers.
Product Description
The Reima Proxima Kids Waterproof Insulated Snow Pants are made for snowy school days, sledding hills, ski trips, and all the winter adventures that keep kids moving. Waterproof ReimaTec fabric, fully taped seams, warm insulation, and excellent breathability help kids stay comfortable through snow, slush, and active cold-weather play.
Durable reinforcements at the hems add extra protection where winter pants often see the most wear, while the stretchy waist helps kids move comfortably as they climb, crouch, slide, and explore.
Why Parents Love It
- Fully waterproof construction: ReimaTec fabric and fully taped seams provide dependable protection in wet snow and winter weather.
- Warm for cold days: Reima rates the insulation for approximately 35°F to -5°F (0°C to -20°C), depending on activity and layering.
- Excellent breathability: Breathable fabric helps manage moisture during active outdoor play and sports.
- Reinforced hems: Durable reinforcement at the leg ends helps these pants stand up to everyday winter use.
- Made for movement: A stretchy waist supports comfortable bending, climbing, skiing, and snow play.
Built for Real Outdoor Use
Good snow pants need to handle more than a quick trip outside. Kids kneel in snow, climb over snowbanks, race down sledding hills, sit on cold playground equipment, and spend outdoor school days moving between active play and quieter exploration.
The Proxima combines waterproof protection, warmth, breathability, and durable reinforced hems in a practical winter pant designed for those everyday adventures. It layers easily over a base layer or thermal set and works well for school days, family ski trips, and snowy afternoons close to home.
Things to Know
- Waterproof rating: Reima rates the fabric at a water column over 10,000 mm.
- Seam protection: All seams are taped to be waterproof.
- Temperature guidance: Reima rates the insulation for approximately 35°F to -5°F (0°C to -20°C).
- Breathability: Rated at least 7,000 g/m²/24h for active play and sports.
- Durability: Fabric is rated over 30,000 Martindale abrasion cycles and designed for everyday use.
Product Details
- Product Type: Kids waterproof insulated snow and ski pants
- Technology: ReimaTec
- Waterproofness: Water column over 10,000 mm
- Seams: All seams taped waterproof
- Insulation: Warm winter insulation
- Temperature Range: Approximately 35°F to -5°F (0°C to -20°C)
- Breathability: At least 7,000 g/m²/24h
- Durability: Over 30,000 Martindale abrasion cycles
- Reinforcement: Durable reinforced hems
- Waist: Stretchy waist
Why ODSS Recommends It
The Reima Proxima is a dependable choice for kids who need winter pants that can move from outdoor school to sledding hills, ski slopes, and everyday snow play. Fully waterproof construction, warm insulation, and excellent breathability create a practical balance for active winter days.
We especially like the reinforced hems for kids who put their gear through real use. These are the kind of snow pants made for climbing snowbanks, digging forts, kneeling in fresh snow, and staying outside long enough to make winter memories.
Product Features
Materials & Care
Washing Instructions:
Materials:
Country of Origin: Imported
Style No: #5100099B
Pairs well with
How this gear performs
Each piece is rated for protection from water, wind and performance during play

Frequently Asked Questions
Are the Reima Proxima warm enough for really cold winter days?
Will the Proxima keep my child dry in wet snow?
Are these good snow pants for Outdoor School or Forest School?
Will my child get too hot when running, sledding, or skiing?
Can the Proxima be used for both skiing and everyday winter play?

FOUNDED BY WOMEN. BUILT FOR ADVENTURE.
ODSS was started by mothers who saw firsthand how time outside builds resilient, confident kids. What began as helping outdoor schools equip students for all-weather learning grew into a bigger mission: Help families raise resilient, confident kids by making it easier for children to stay outside longer.
Testimonials
For us, the right gear from ODSS supports what we believe most about childhood. When children are able to be outside every day, in all seasons, they become tenacious, confident, and develop an authentic relationship with the land.
— RAIN OR SHINE SCHOOL
Working with Outdoor School Shop has transformed our outdoor school community. Parents love knowing their children are consistently and reliably equipped—and that nothing is forgotten or comes home covered in mud.
— RANDOLPH SCHOOL
Our students get outside in all temperatures and having the right gear makes a world of difference. @outdoorschoolshop has gear appropriate for all seasons, has a directory to search for nature schools, and layering guides to help families know how to dress children for the weather
— HEMLOCK HILL
At The Thistle and Root, I always recommend ODSS gear for anyone who believes that children grow best through nature—so dress for it.
— THISTLE & ROOT
Ordering bulk with Outdoor School Shop was just as easy and seamless as I had hoped! As we open up a new program, preparing our first group of kiddos for any weather was at the top of our priority list, and ODSS came through with insight, expertise, and the coolest, most dependable gear around! Thank you ODSS!
— SIDNEY RIDGE
Outfitting the Programs That Keep Kids Outside
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