BEIS The Mini Weekend Bag in Black. BEIS The Mini Weekend Bag in Black. 60% poly 40% polyurethane. Top zipper closure. Adjustable and detachable shoulder strap. Removable bottom compartment with zipper closure and water resistant lining. Trolley pass through with zipper closure. Front zip pocket. Measures approx 11.5 W x 27.5 H x 6.5 D. Imported. BEIS-WY47. BEIS220262. After countless trips and #Shaycations, Shay Mitchell realized that she wanted to create amazing, affordable pieces for travelers like herself who are inspired to seek new places, meet new people, and share the world. BEIS - pronounced base - began with the promise to give everyone the opportunity to pack up their stuff and hit the road with bags and accessories that wouldn't break the bank. From the gym to Jaipur, BEIS will never compromise on functionality or looking selfie-ready cool.