Using these Weekender shredded memory foam pillows is simple. Just place them on your bed and adjust them to your liking to get the best support for your head and neck. When sleeping, you can mold the pillows to fit your body shape for maximum comfort. As for care, you can spot - clean the polyester cover with a mild detergent and water. Avoid machine - washing the pillows to prevent damage to the filling. Store them in a dry place when not in use. If you notice any issues within the one - year warranty period, contact the manufacturer for assistance.