Sealed Lansinoh Extra Pumping Set Compatible with Double Electric Breast Pump The Sealed Lansinoh Extra Pumping Set is a collection bottle set designed specifically for double electric breast pumps. Made by the reputable brand Lansinoh, this set includes purple collection bottles that are compatible with their breast pumps. With a model number of 44677-0534-31 and manufactured in Türkiye, this set is a convenient and reliable option for nursing mothers looking to increase their milk production efficiently. This product is not a custom bundle and is in its original, unmodified form.