Easy to get straight with Hot Water: Put the flexible hose into hot water, soak seconds, take out, straighten and drain off, the hose get straight again. Flexible Crevice Tool for Hard to Reach Place: can tackle dust in hard-to-reach places around your home and car and can remove lint from the dryer vent as well, Great for corner, heating ducts, under furniture and car seat, along side the refrigerator. Compatible with for handheld cordless V15 V12 V11 V10 V8 V7 vacuum cleaners. NOT COMPATIBLE with for V6, DC models and ball/canister type animal models : perfect replacement brush kit. Improve Dryer Efficiency & Preventing Fire Risks of Your Beautiful House: Dryer manufacturers recommend regular lint removal to extend dryer life. By using vacuum attachment for dryer, you can remove years of lint build-up deep within dryer Space, exhaust port and dryer vent so your appliance run more safely and efficiently. Using this flexible crevice tool for dryer vent regularly to clean your dryer