COMPLETELY WATERPROOF: OAKI one-piece, waterproof, insulated snowsuits are tough and weather-resistant, giving full-body protection. Whether camping, playing in the backyard, skiing down the slopes, or trekking across Alaska, stay warm and dry! TECHNICAL SPECS: With durable multi-layer construction, the OAKI polyurethane soft shell has an industry leading 29,000 mm+ waterproof rating. The high-loft polyester fill is rated for -28-degree C exposure. Please note: Size Small (14/15) is cross-listed as Children's 14/15