EB001 Features: -Gel-filled and baseball shaped exercising tool. -Fits palm perfectly for hand and arm muscles workout. -Squeeze and compress to relive pressure. Number of Items Included: -1. Primary Material: -Other. Product Type: -Stress Tool. Pattern: -Solid. Color: -Black. Rolling: -Yes. Specifications: TSA Compliant: -Yes. Dimensions: Overall Height - Top to Bottom: -2.5 Inches. Overall Width - Side to Side: -2.5 Inches. Overall Depth - Front to Back: -2.5 Inches. Overall Product Weight: -1 Pounds.