What’s the Difference between Helikon-Tex Outdoor Tactical Shorts & Urban Tactical Shorts?

Helikon-Tex Outdoor Tactical Shorts is made from VersaStretch Fabric (93% Nylon, 7% Elastan), this material is extremely stretchy, light weight yet durable! Coated with Teflon Fabric Protector . Helikon-Tex Urban Tactical Shorts is made from Rip-Stop Uniform Fabric (60% Cotton, 37% Polyester, 3% Spandex). This material is highly breathable, very good for Singapore Hot & Humid weather! The more you wash this, the softer the fabric becomes. . When washing all Helikon-Tex Shorts & Pants, ALWAYS remember to wash them Inside out!! This would prevent any damages on the pocket zippers during the wash. Also remember to Velcro up, if not the hook side velcro gonna stick onto your other clothing.