The product is a set of 10 Blum 763H5330S Movento 21 inch full extension undermount drawer slides in zinc-coated steel. These drawer slides are part of the Movento collection from Blum, a reputable brand known for high-quality cabinet hardware. Made in the United States, these drawer slides offer a durable and reliable solution for full extension drawers, providing smooth operation and a sturdy construction. With a height of 21 inches and a length of 21.75 inches, these drawer slides are designed to fit a variety of cabinet sizes and styles.