Features: The generation US standard intelligent bobbin winder features advanced ABS materials for durability and high performances for home craft enthusiasts, it solves traditional winder fragility issues for smoother sewing experience. Upgraded installation base with spindle and bobbin holder fit most sewing machine models. Ideal for garment making and daily repairs, enhancing work efficiency without compatibility concerns. Quick setups in seconds without requiring any tool. Specially designed for busy home users to save time and focus on creative projects effortlessly. Intelligent winding function prevents thread tangling and knotting problems. Maintain clean workspaces and improves sewing for frequent machine users. Craft of ABS materials that's both highly wear resistant. Provide long time sewing support with reduced replacement frequency. Specifications: Materials: ABS Size: 27.7x8.1x21.5cm/10.91x3.19x8.46inch Package Includes: 1pc Sewing Machine Bobbin Winder note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.