Plastic jumpers are a common choice for many parents. There are many available jumpers (most of the plastic) in the market but if you are looking for the best, then look no further than the Merry Muscles Jumper by Kidalog. It is a baby exerciser that was designed by an occupational therapist to be used by babies for the purpose of exercising or relaxation. If you are looking for a Doorway Jumper then here is the review of Little Tikes Cozy Coupe Doorway Jumper. The main materials used to make the Merry Muscles Ergonomic…