420 Smart Carts Shop, we have the best trending and quality cannabis strains, disposable and carts in Los Angeles…maybe even the entire state! That’s because we grow our own marijuana in carefully controlled indoor gardens, all available carts, packs and disposables are directly from the main brands. If it doesn’t test to our high standards, we won’t let you buy it. Moreover every carts, disposables are authentic and scannable on their various brand verification websites.