20/10pcs Modern Cabinet Knobs Flat Black Cabinet Door Knobs, 1.2in Diameter Kitchen Cabinet Knobs Dresser Drawer Knobs, Solid Black Hardware Square Drawer Handles and Pulls for Cupboard Closet - Walmart.com
Brainerd Rounded Square 3-in Matte Black Square Modern Cabinet Knob in the Cabinet Knobs department at Lowes.com