Compared to other similar products, these bedsheet clips can withstand the weight of heavy-duty bedsheet or mattresses without being deformed or fallen off easily owing to its high hardness, compression-resistance and anti-slip merits. Designed with needle-free, these bedsheet clips are safe to use without leaving any ugly traces on the quilt sheet or mattresses compared to other needle type quilt clips. It is made of high-quality plastic material. There are 2 different sizes for you to choose from. This product is perfectly suitable for home, household, dorm, bedroom, etc. S size is suitable for mattresses above 8cm, and L size is suitable for mattresses above 15.5cm. Item Name: Bed Sheet Clip Material: Plastic Features: Anti-deform, Long Lasting, Reusable Size Details: S: 10cm x 2.5cm x 9.5cm/3.94" x 0.98" x 3.74" (Approx.) L: 10cm x 2.5cm x 17.5cm/3.94" x 0.98" x 6.89" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 4 x Bed Sheet Clips