This is a standard black plastic triangle, or ball rack. Nothing fancy, just the basics. They are for standard 2-1/4 billiard balls.
Other Details
You can return the item unused within 30 days for a full refund of the purchase price. No returns, refunds, or cancellations will be accepted on customized items, except in the case of damage or defects. If you should encounter a damaged or defective product, contact customer service within 15 days of receipt.