... 4.good sealing performance 5.material:rubber /PVC/EPDM casement window seal Rubber assorts performance :1.good sealing performance ,no ... design, such as rubber tube, rubber cord, door and window seals, weather strip, u channle, glazing rubber seals,all ... ,dark blue .any color Advantage:Dust insect-resistant , waterproof ,fixed , sealing ,Sound insulation ,damping ,Resistant acid-baseantiage ,more ...