[High-quality materials]: Mushroom buttons and nails are made of cotton. The texture is soft and wont feel cold when touching the body. The bottom is made of ABS, which is durable and durable. [Unique design]: These duvet fixtures have a one-key unlocking design. The nail tip can easily penetrate multiple layers of fabric. The internal material of the clip is high-quality aluminum, which is safer to use and greatly reduces the risk of puncture. The semi-circular mushroom shape can not only fix the quilt well, but also embellish the quilt into a good decoration. [Easy to use]: Just pass the needle through the quilt and insert the nail into the round hole at the other end to fix it. When you want to remove it, you can directly press the button to unlock it, which is very convenient to remove. [Lightweight and safe]: With these lightweight pin buckles, you dont need to use bulky clips or bulky magnets, because they may damage the quilt or make it heavier. As practical tools for quilts, cushions, curtains, sofa covers and pillowcases, they will not loosen easily. Product Size: 3*2.8cm Material: Cotton cloth+ABS Color: pink, blue, gray, white Package includes: 4pcs Sheet Clip