No need to drain amp dry make a perfect underwater repair with hobby adhesive hobby underwater adhesive is a strong adhesive hybrid sealant especially suited for sealing or bonding seams and joints even on wet surfaces or underwaterr r it can be used for repairs or fixing backgrounds and decorr free from solvents and isocyanatesr will not shrink or tearr standard size fits into any sealant gunr r applications metal glass marble wood stone plastics rubber and many many more