MOTUL® Chain Lube Wet lubricates all types of bicycle chains fitted on city bikes, road bikes, mountain bikes,â¦etc used in wet rainy conditions. Using Ester technology, MOTUL Chain Lube Wet brings the highest standards of lubrication for bicycle chains, drivetrain, cassette, cranksets, derailleursâ¦etc. and does not wash off in humid conditions. Suitable for conventional and electric bikes.