No need to drain amp dry make a perfect underwater repair hobby sealant is a strong adhesive hybrid sealant especially suited for sealing or bonding seams and joints even on wet surfaces or underwaterr r free from solvents and isocyanatesr will not shrink or tearr standard size fits into any sealant gunr extremely high bonding and sealing 60 shore hardnessr adheres under extreme conditionsr well tolerated by animals and plantsr can be used underwaterr odourlessr seawater resistantr glue