Use a bag such as this one instead of buying new bags every time. Maybe not a good choice if you prefer lots of colour choices, but it does come in beige.
From The Hut
DKNY Women's Bryant Park Tote Bag - Chino / Caramel - Brown
House of Fraser
DKNY Coated Logo Medium Shoulder Tote - White
This product is also available at 1 unverified store.