It is filled with 100% silicone fiber. the outer cover is fiber yarn. it is single-person and has a standard size. with its size of 155 x 215 cm, it is compatible with all single bed linens. it has a breathable structure. the edges are sewn with webbing. the fibers do not clump. it has a light and soft feeling.4 it is suitable for use in all seasons. outer cover is 100% cotton evene medium soft pillow 800 gr evene bead silicon fiber pillows adapt to all sleeping positions and offer comfort during sleep. silicone padding, which takes the shape of your head, neck and shoulders, keeps your spine in the right position throughout the night. Create a party-ready atmosphere with this colorful LED lighting. Easy to install and perfect for events or home decoration.