【Anti-Falling】: In view of the defect that the first generation of products are easy to fall off, our engineers have specially increased the fixed length of the bottom to ensure that you will not accidentally slip and burn when using..【Two Direction】: We include two different direction curling nozzles (counterclockwise and clockwise, no hair dryer). You can style the double sides with different curl directions according to your needs..【Widely Compatible】: Our curling nozzles are compatible with Dyson Hair Dryer HD01 HD02 HD03 HD04 HD08 models to add curling capabilities to your blow dryer. The curling nozzle adopts the magnetic interface, which is easy to install and use right away.（Do not touch the hot metal barrel during the curling process.）.【Operation Steps】: Recommended hair dryer temperature: 2 gears, Wind speed: 3 gears. Curl your hair for 3-5 seconds. Then switch to cold air mode for 5-10 seconds to complete the curl (Ensure that the product will not be overheated). Use the curling nozzle in the other direction to finish styling the curls on the other side..【Important】: Please do not wrap too much hair at one time, too dense hair will cause blockage of the hair dryer, cause the hair dryer to overheat and cause the hair dryer to automatically shut down. (The overheating protection function of the Dyson hair dryer, the hair dryer will recover after cooling).