Size (length*width*height): 10cm x 10cm x 5cm

Inflates your balloons with ease. Both the upstroke and downstroke of this pump pushes air into your balloons, making balloon inflation smooth and nearly effortless. You can fill a 18inch foil balloon in seconds! It can also used for inflate swimming float, inflatable swimming pool, etc.

dimension: 3.5cm (diameter) x 30cm (length)

Instructions to use :
To pump air into balloon, just insert the pump nozzle into the balloon opening, gently press on to prevent air flowing out from balloon, and start pulling the hand pump backwards, then push the pump forward. Repeat these upstroke and downstroke actions until your balloon is inflated to the shape desired.
Avoid over filling of balloons to prevent bursting. Always fill only 95% of the balloon to allow air inside to expand.