The Bintiva Balance Pods were designed for developing and maintaining core strength including the muscles of pelvis, abdomen and back. The pods can be used for a number of exercises that can help with balance, coordination, body toning and posture improvement. Each set includes 6 balance pods in red, orange, yellow, green, purple and black.Details:Includes assorted colors6.25" x 6.25" x 3.5" eachSet of 6 balance podsStarter guide includedRubberFor ages 3 and up