US Army UCP Pixel Camo ACU BDU Ripstop Combat Trousers - W42 L33.5 United Kingdom so it's just due to

so it's just due to different manufacturing years

Chest Size: 48" / Large Regular

Grade 2 - Good quality surplus

For utilities and space

Made from a heavy wool blend of 80% new wool and 20% nylon

US Army UCP Pixel Camo ACU BDU Ripstop Combat Trousers - W42 L33.5 United Kingdom so it's just due toAt a glance 50% Cotton & 50% Nylon Ripstop Material 2 Slit Waist Pockets, 2 Large Leg Pockets, 2 Calf Pockets & 2 Rear Pockets Button Up Flyer 1" Belt Loops Wind Resistant Pixelated Digital Pattern Reinforced Knee Pads Iraq War BDU Battle Dress Uniform Drawstring Waistband & Cuffs US M04 ACU UCP "Multi Terrain" Camouflage Heavy Duty & Hard Wearing Waist Size: 42" X Large Slim Inside Leg Length: 33. 5" X Long Total Length: 45. 5" Modern Militaria Dated