- 8" x 2.25"/20.25 cm x 5.75 cm (cylinder) - "The perfect pump for the first time or advanced pumpers" - American Pumpers Association - Clear vacuum cylinder with universal incremental measurements - EZ-Squeeze pressure bulb with push button release valve - Flexible non-crimping air hose - Flanged base with removable soft ribbed donut - Stretchy enhancer with EZ grip handles - SAN (cylinder), Silicone (enhancer, donut), Phthalate-Free PVC (hose), Rubber (bulb)