Packed with power. Perfect for travel, the TSA carry-on approved Hypersphere Go targets your tightest areas with precision to help you move better wherever you roam Take it everywhere. The Hypersphere Go fits into the palm of your hand. Compact and powerful. The compact, textured, vibrating Hypersphere Go is an affordable, travel-friendly massage ball that fitness enthusiasts swear by. A hard outer shell optimizes vibration intensity and muscle connection. Textured rubber skin helps improve grip and soften contact on the body