The Barbour Laire Leather Half-Moon Sling Bag is a versatile crossbody bag with ample space, including an inner zip pocket and slip pocket for organized storage. The Barbour Laire Leather Half-Moon Sling Bag is a versatile crossbody bag with ample space, including an inner zip pocket and slip pocket for organized storage. Forever synonymous with the British countryside, Barbour’s Women’s collections span from the best practical country clothing to fashion-forward lifestyle collections, including the signature wax jackets, contemporary quilted jackets, and coats.