Cart by Matt Nat, New bag, new outlook, Adjustable strap, Front-flap closure, Small logo. Since launching in 1995, eco-friendly brand Matt Nat has stayed true to its 'Live beautifully' motto, experimenting with recycled materials across its accessories range. Considering the welfare of the planet throughout manufacturing, the Mat(terial) & Nat(ure) range sees the likes of recycled plastic bottles, rubber, cork and cardboard feature across backpacks, cross-body bag and clutches.