Description: This product is a hair extension, a great accessory for hair extension. It is made of high quality materials, which is safe for your hair and environmentally friendly. With a very soft silicone lining, which allows you to install them at any time. the head for maximum client comfort and undetectable. It holds human hair very tight after pinching and it won't slip easily when wearing. Available in 3 colors and quantities, you have more selections. Specification: Condition: 100% Brand New Item Type: Hair Extension Rings Material: Silicone Inner Diameter: Approx. 0.4cm / 0.16inch Length: Approx. 0.3cm / 0.12inch Small Bottle Size: Approx. 3.8*6.7cm/1.5*2.6in Big bottle size: approx. 4.5 * 8 cm / 1.8 * 3.1 inch Optional color: Black, Brown, Beige Quantity optional: 200PCS, 500PCS, 1000PCS, 2000PCS Package weight: 19g(200pcs), 63g(500pcs), 104g(1000pcs), 172g(2000pcs) How to attach and remove: Attach : Pull the hair straight out. through the micro-ring with a needle. hook, and press the ring to attach. Remove: open the micro ring with pliers and remove it. Package includes: 200PCS/500PCS/1000PCS/2000PCS Rings hair extension Notes: 1. Please note that 200 pcs and 2000 pcs are packed in opp bag, 500 pcs and 1000 pcs are packed in one bottle. 2. Please allow 1-2mm error due to manual measurement. Thank you for your understanding. 3. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. /p>