Presto® PowerCup Concentrators Sold 8 concentrators per pack These are Genuine Presto® PowerCup Concentrator Don’t be Fooled by Imitations Only One Presto PowerCup Concentrator when used correctly should last 12 to 24 USE’S ! The Presto PowerCup Concentrator is specially designed to work with the Presto PowerPop. The PowerCup Concentrators are sold in a convenient 8 pack. 09964$1.89 Presto PowerCup Concentrator ( 6 Pack)SAVE on a 6 Pack. (Box of 6 - 8 Packs!) SAVE on Shipping Too! (1.79 per Pack) Sold 8 concentrators per pack (Box of 6 - 8 Packs!) These are Genuine Presto® PowerCup Concentrator Don’t be Fooled by Imitations Only One Presto PowerCup Concentrator when used correctly should last 12 to 24 USE’S ! The Presto PowerCup Concentrator is specially designed to work with the Presto PowerPop. The PowerCup Concentrators are sold in a convenient 8 pack. Presto PowerCup Concentrator ( 6 Pack) 9964x6$10.74 Presto® PowerPop® Microwave Popcorn Popper Instructions Pop with oil for a buttery flavor or without oil for a lighter snack Presto® PowerCup Concentrators focus microwave energy so effectively that virtually every kernel pops. Designed to work with the Presto PowerPop PowerBase. Presto® 09964 PowerCup Concentrators.