Could be worn regardless

this is perfect

It was a design well liked by the Italians and saw use for several decades up until the Italians decided to copy the American M81 camouflage pattern around in the 1990's

general signs of previous use

They're entirely made of gaberdine cotton meaning they're windproof

Italian Army Roma 90 Woodland Camouflage Waterproof MVP Over Trousers - W44 L28 Roma 90 Could be worn regardlessAt a glance Windproof & Waterproof MVP Material Unissued Condition Waist & Cuff Velcro Slits Heavy Duty Elasticated Waistband Lightweight Like US M81 Camouflage Italian Mimetico Roma 90 Woodland Camouflage Waist Size: 44" XX Large Slim Inside Leg Length: 28" Short Total Length: 41" Vintage Militaria Dated 1999 Genuine Italian Army Italian Armed Forces Esercito Italiano Surplus Grades Unissued Brand new, never issued, have been kept in long term