The product is a Bernina sewing machine foot, specifically a groove pintuck foot, which is suitable for use with Bernina sewing machines. This particular foot is of an older style and has never been used, making it a versatile and reliable accessory for any sewing enthusiast or professional. The foot is designed to create intricate groove and pintuck patterns, adding a unique touch to any sewing project. Perfect for those who are looking to expand their sewing machine foot collection with a high-quality, authentic Bernina product.