Medicine Ball / Slam Ball Weight and Color SEVEN colors stands for SEVEN weights of slam ball: 2 lbs (teal blue) 4lbs (yellow) 6lbs (orange) 8lbs (green) 10lbs (purple) 12 lbs (red) 15 lbs (royal blue) Material Material: Eco-friendly and good-quality rubber Surface: Textured and non-slip rubber The slam ball is durable with textured and non-slip rubber which provides a comfortable and easy grip, making an excellent bounce when using our slam ball. Plyometrics & Core Training Slam ball exercise can make your strength improved by taking diverse weights. The slam ball workouts include lunges, squats, slams, single-leg V-ups, kneel to push ups and other strength training; thus stretching your muscle and improving your strength. Plyometrics and core training can be more effective via using different weights of slam ball. Coordination & Balance By using slam ball, you can greatly improve your coordination and balance. For example, using slam ball to do burpee can train your body balance well. When using the slam ball to do the exercise, for example, swinging the slam ball and maintain good posture, which can higher the core stability and body coordination and balance. Cardio Exercise Slam ball workouts can train up the cardiovascular system. Through using the slam ball, the users can boost their aerobic capacity in enhancement of strength and endurance. Meanwhile, cardio exercise with slam ball can accelerate the blood circulation, which provides you with more energy and power.CARDIO EXERCISES : Medicine ball workouts can train up the cardiovascular system. Through using the medicine ball, the users can boost their aerobic capacity in enhancement of strength and endurance. Meanwhile, cardio exercise with medicine ball can accelerate the blood circulation, which provides you with more energy and power. COORDINATION & BALANCE: By using medicine ball, you can greatly improve your coordination and balance. For example, using medicine ball to do burpee can train your body balance well. When using the medicine ball to do the exercise, for example, swinging the medicine ball and maintain good posture, which can higher the core stability and body coordination and balance. PLYOMETRIC & CORE TRAINING : Medicine ball exercise can make your strength improved by taking diverse weights of medicine ball. The medicine ball workouts include lunges, squats, slams, single-leg V-ups, kneel to push ups and other strength trainings; thus stretching your muscle and improving your strength. Plyopmetric and core training can be more effective via using different weights of medicine ball. DURABLE & TEXTURED MATERIAL: As used in eco-friendly and good-quality rubber, the durability of medicine ball is fairly high; plus the textured surface of medicine ball provides a comfortable and easy grip, which makes an excellent bounce. DIFFERENT SIZE & COLOR: According to different strength needs, there are different weights for choice: 2lbs, 4lbs, 6lbs, 8lbs, 10lbs, 12lbs, 15lbs. Each weight corresponds to one color, please choose the weight accoding to personal strength need.Item Diameter: 7.5 Inches. Sport Type: Medicine Ball. Item Weight: 2.01 Pounds. Age Range (Description): Adult. Color: Blue - 2LB. Material: Rubber. Brand: JBM. Date First Available: August 29, 2016. Best Sellers Rank: #81,365 in Sports & Outdoors. Customer Reviews: 4.6 out of 5 stars 569 ratings 4.6 out of 5 stars. : B01L774EEW. Sport Type: ?Medicine Ball. Size: ?Medicine Balls. Part Number: ?JBM-FT01-2LB-FTN01. Manufacturer: ?JBM. Material: ?Rubber. Color: ?Blue - 2LB. Brand Name: ?JBM. Item Weight: ?2.01 Pounds. Package Weight: ?1.04 Kilograms. Item Package Dimensions L x W x H: ?8.43 x 7.99 x 7.68 inches.