Adidas Original Pbs Navy Sweat Pants. Adidas Originals presents this pair of classic navy slim fitting track suit sweat pants. They feature a navy loop back cotton base with elasticated leg cuffs as well as a elasticated ribbed pull string waist band in a slightly darker tone of navy. As well as the two standard side front pockets they also house a zip pocket on the back right leg & have Adidas branding on the left leg just under the pocket.