Jeans by Oasis, A fail-safe pair, High waist, Belt loops, Zip fly, Functional pockets, Skinny fit, Cut closely from hips to hem. Opening its first store in 1991, Oasis has gone on to become one of Britains most popular high-street brands. Expect vibrant prints and plenty of colour across a collection of dresses, tops and tailoring, plus bags and shoes for all your accessory needs the add-to-bag potential is real.