NS1 HOOKBAIT BOOSTER REF: 96804 This is the concentrated NS1 flavor blend used in the production of our famous Northern Special Pop Ups and Wafters. It is designed to be added to Northern Special Pop Ups and Wafters to boost their already potent attraction still further. This highly attractive, sweet, citrus-fruit hookbait booster is extremely effective in very low water temperatures and is also PVA friendly.