Tom Tominaga Oscar ATO1241 Algae Scraper Attachment Stainless Steel Scraper Tom Tominaga Oscar Algae Scraper Attachment Scraper Remove tough algae from glass aquariums with a stainless steel blade Great for freshwater or saltwater aquariums. Tom Tominaga Oscar Algae Scraper Attachment Scraper Remove tough algae from glass aquariums with a stainless steel blade Great for freshwater or saltwater aquariums Great for freshwater or saltwater aquariums