Pumpit Up Hair Volumizing Inserts (4 Piece Set) Pump your own hairstyle! Feel confident and beautiful in seconds! Hair volumizing inserts that make your hair go from flat to new heights. Helps create the latest trendy celebrity hair styles in seconds. Lightweight and comfortable to wear all day long 4 Piece kit includes: 2 x Medium Pumpits ( 4-1/2"L x 3/4"H) 2 x Large Pumpits ( 5"L x 1-1/2"H) Features: Comfortable, leave in, self gripping hidden inserts Create perfect volume everytime Costs less than one trip to your salon For classic volume in crown Simple to use Easy to create dozens of styles