Sweet Stim Pop-Ups 18mm are brilliant white pop-ups which provide all the essential requirements needed, toughened skin, soluble stimulants, protein-rich ingredients and superior buoyancy._ Crammed with natural sugars and specific stimulants carefully balanced for prolonged leakage._ Available in 200ml tubs - 14mm/18mm._(Image shows 14mm, see below for correct size.)_Flavour Sweet Stim.Size 18mm.Pop up.Tub size 200ml._