The boots are filled with animal-friendly recycled down and feathers (Global Recycled Standard) and are designed to keep the child's feet warm in cold weather. They have an adjustable Velcro strap and non-slip silicone dots under each foot, so the child doesn't slip.We only use the highest quality down, which is very insulating and has an excellent warmth-to-weight ratio. This makes our Nutti down boots wonderfully warm and comfortable in various temperatures. Waterproof and breathable.Made from recycled polyesterWaterproof 10,000 mmBIONIC-FINISH ECOBreathability 3000 G/M2/24Wind-resistant

• 100% recycled polyester
• Water column pressure: 10,000 mm
• Breathability: 3000 G/M2/24
• Velcro strap
• Non-slip silicone pads underneath
• Waterproof and breathable
• BIONIC-FINISH ECO
• Wind resistant
• Remember to follow the washing and use instructions
• Remember to impregnate the boots before use