This is a mountain must-have, with 60 grams insulation, 10K/10K waterproofing and breathability and the ingenious grow system making these pants wearable for more than just one season. The Anvil Pants also have critically taped seams, tech fabric and pockets zip closure to keep essentials stored safely.

• O'Neill Boys winter pant
• Regular fit
• 50% Recycled polyester / 50% Polyester
• 10K/10K, Tech stretch Repreve®
• Insulation: 60 Fellex® Repreve®
• Critically taped seams
• O'Neill Hyperdry
• Basic fly
• Jacket connector system
• Waist adjusters
• Snow gaiter
• Pant reinforcement
• Pant hem maximizer
• Grow system
• Reflective details