- Pillow Insert Size : 24 x 24 inches. For optimal fullness from edge to edge, we recommend using an 18 x 18 inch pillowcase. - Premium Material : Each insert is filled with upgraded ultrafine fiber polyester, providing excellent rebound support and balanced firmness. - Enhanced Comfort : Perfect for decorating your sofa, bed, or couch. These fluffy inserts maintain their shape while offering the right mix of softness and support, making them ideal for resting your head or providing back support while seated. - Easy Care Instructions : These pillow forms can be easily cleaned by hand or in a washing machine on a warm cycle using mild detergent. Avoid bleach, dry cleaning, and ironing for best results. Practical Applications : - Transform your living space by changing pillow covers seasonally to refresh your decor. - Use these inserts for extra comfort while lounging on the couch or in a chair. - Ideal for creating a cozy atmosphere in bedrooms or guest rooms with stylish pillow arrangements.