ALL ITEMS ARE "MADE-TO-ORDER". It can take up to five business days to process your order. Standard 1-inch-long screws are included. If you have thicker/thinner furniture, you may need to purchase longer/shorter screws. Knobs are NOT spherical or ball-shaped. Knobs are NOT hand painted. The knobs are white, pure white. Then, the images are applied to the knob using the decoupage method. Great for use on dressers, cabinets, closets, desk drawers, tables and more. Simple to install and great to quickly change for seasons, holidays, parties, etc. To clean, simply wipe with a damp cloth. All orders are shipped through the United States Postal Service with tracking included. We also accept custom orders using your images. Contact us to work out any details PRIOR to ordering. Additional fees may apply for custom orders. If you are wanting a larger quantity, contact us BEFORE purchasing, we may be able to offer you a discount.