Size detail: the balloon pumps is approx 25 cm/ x 9.84 inch in length, the diameter of the balloon pumps is about 4.5 cm/ x 1.77 inch, the small size makes it very portable and easy to store when not use and suitable for all sized balloons, can saving time and effort for you . Quality material: made of quality plastic, sturdy and durable, with the oblique design, can quickly put the pump into the ball expansion hole, and easily inflate the balloon, a good helper in your daily life . Labor-Saving: hand pump with double action, both upstroke and down stroke of this pump pushes air into your balloons, the balloon pump pushes air in every time you push and pull on the lever, cutting inflation time in half, nearly effortless inflation, fast and child friendly . Wide use: this inflator air pump great for a variety of inflatables, including Balloons, Rocket Balloons, Beach Balls, Yoga Balls, Pool Floats, Hopper Balls, Exercise Balls, also can be used for many occasions, such as Birthday party, Wedding, Halloween, Baby shower, Graduation, Christmas, Anniversary, Easter and any special celebration activity . Package include: each package include 5 pieces balloon pumps with 5 colors ( Pink, Blue, Green, Yellow, Red), having 5 balloon pumps allows your friends or significant other to help setting up your party, can enjoy wonderful connection time together without being disturbed by the screaming loud noise an electric pump .