We found this at three stores including Amazon and eBay. This product sells from $35.27 up to $39.47. Users can save 10% by shopping at Bed Bath & Beyond.

Prices are currently high for this product, typically ranging from $19 to $30, and the lowest price we've seen is $13.57.

This product is also marketed as the 

Black Cabinet Knob Square Cabinet Hardware Knobs 1.34" Decorative Cabinet Knobs Kitchen Cabinet Knobs for Cabinets, Dresser, Drawer, Cupboard, Closet (Black, 10PCS, 0.86" & 1.77" Screws) at Amazon

,

10 Pack Kitchen Cabinet Knobs Dresser Knobs Drawer Knobs, Matte Black Knobs for Dresser Drawers, Knobs and Pulls for Bathroom Cabinets at Amazon

,

Alzassbg 10 Pack Matt Black Cabinet Knobs, 1.46 Inch(37mm) Cabinet Hardware Rectangle Knobs for Cupboard and Drawers AL6061MB at Amazon

,

Asidrama 10 Pack Matte Black Kitchen Cabinet Knobs Dresser Knobs Drawer Knobs Cabinet Hardware Zinc Knobs for Dresser Drawers at Amazon

,

Amerdeco 10 Pack Matte Black Cabinet Knobs 1.46 Inch(37mm) Single Hole Cabinet Handles Rectangle Dresser Knobs Drawer Knobs and Pulls for Bathroom Cabinets at Amazon

,

10 Pack Kitchen Cabinet Knobs Matte Black Dresser Knobs Drawer Knobs Kitchen Cabinet Hardware Knobs for Dresser Drawers at Amazon

,

Ravinte Black Cabinet Knobs 10 Pack Knobs for Cabinets and Drawers Rectangular Kitchen Cabinet Knobs Drawer Pulls and Knobs Matte Black Closet Door Knobs at Amazon

.