Ski trousers suitable for men colour grey waterproof rating 20 000 mm properties breathable special features jacket trouser connector ventilation zips snow guard material polyester breathability 10 000 gm24h pockets front pocket waistband adjustable waist clothing layer outer layer fastener snap fastener functional material drytech pattern plain weight 690 g trouser length long trouser cuffs hem guard integrated gaiters environmental certif