Warm,comfortable, not-to-bulky, and made to move, these pants have everything a boyneeds to focus on whatâs important: shredding and having fun! Outfitted withGROROOM, allowing the garment to let out up 2â so the pants can grow as thegrom does.Oxford fabric with heavy twill reinforcementsand space dye fabric. Polyfill 40GR insulation. Taffeta lining for comfort with brushed tricotwarmer panels. Critically taped seams. Core fit for freedom of movement. Elastic waist adjustment. GROROOM Expandable legs. Hand warmer pockets. Patched on cargo pockets. Knee reinforcements. Waterproof boot gaiters with lace hooks. Standard pant features.