BLK Pine Workshop bags and backpacks are American made with American made materials. BLK Pine workshop is essential design in black & white and leather, sleak and neat effective construction, handmade quality. “Back to the original” materials including heavyweight duck canvas, waxed canvas, vintage wools and vegetable tanned natural leathers. Personality comes with usage over the time. Choose your bag now from our selection: BLK Pine Workshop Tote Bag in Leather and Canvas, Briefcase, Slope Day Pack, Boston Bag Canvas, Messenger Bag, Canoe Pack Leather Canvas. BLK Pine Workshop bags now at E35 SHOP.