JW Anderson Ladies Shoulder Bag. SKU: HB0570-LA0107. Color: Black. JW Anderson Bumper 12 Womens Shoulder Bag. The Bumper 12 bag is designed with silver-tone hardware and tonal stitching, featuring a logo stamp on the front. It includes a top zip fastening, curved corners, and a single shoulder strap. Inside, you'll find a main compartment and an internal patch pocket.