PACKAGE INCLUDES: the package contains 12 duvet corner clips, the quantity is enough to meet your needs. The size is 3.4*2.5cm/1.3*1 inch. The right size is suitable for spring and winter quilts, cushions, seat cushions and other thicker fabrics. SAFE AND RELIABLE: Our mushroom clips are made of cotton, smooth surface, skin-friendly and comfortable. The needles are made of stainless steel, rust-proof, long-lasting and durable, tough enough not to bend or break. NOVEL DESIGN: The duvet cover pins adopts a One-Click unlocking design. The nail tip can easily penetrate through multiple layers of fabric.The semi-circular mushroom shape prevents the duvet from shifting and is also a great decoration to embellish the duvet. EASY TO USE: You just need to put the pin through the comforter and put the nail in the round hole on the other end to fix it. When you want to remove it, you can just press the button to unlock it, it is very easy to remove. WIDE USE: This product is suitable for most of the quilts, duvets, thick quilts, curtains, sheets, socks, towel mats, cushions, sofa covers and so on in the market. It takes up very little space and does not affect the function of the quilt.