FLEX-ING™ brand diesel exhaust fluid hose features a specially formulated low-extraction EPDM rubber tube making it completely compatible with DEF/AdBlue®. The flexible softwall construction provides superior handling for both standard and reel applications. Each curb hose length features dual anti-kink sleeves at each end to protect the hose from accelerated wear and kinking. The anti-kink sleeves are factory installed over the end fitting ferrule to ensure maximum wear protection.