Made from high quality PVC; these large, durable, anti burst Proworks Swiss sports balls are available in silver, purple or pink. A dual action hand or foot pump is included. Great for yoga workouts, sit up / abdominal exercises and stretching after a hard cardio or bodybuilding work out routine. This gymnastic ball can be used while wearing exercise gloves and on a mat Take your workout routines to the next level! These balance balls can replace your old weight lifting bench and be used with various free weights and dumbbells to improve your stability and form. Suitable for use as a pregnancy birthing ball or as part of a physiotherapy health program to help you strike various poses and postures to relieve stress and improve your body and mind. WORRY FREE SHOPPING WITH MASTER OF MUSCLE: We offer a BETTER than money back guarantee, if there is an issue with your product for any reason we will REFUND you and SEND YOU A NEW ONEColor: Silver Manufacturer: Cexin Size: 65HAVE YOU BEEN DREAMING OF ROCK SOLID KILLER ABS? Now is the time to take your Core and AB training to the next level! The Master of Muscle Core Crusher provides all Athletes with the highest quality in fitness ball performance with professional anti-burst material for long lasting durability. You can now accelerate your Abdominal and Core Training to achieve the RIPPED KILLER ABS you have been working and training hard for. Working with the Core Crusher has significant physiological benefits across a number of key areas in the body: Strengthening, Mobility and Conditioning of the Core and Abdominal Muscles Strengthening of other areas: Gluteus, Hamstrings, Lower Back, Pelvis and Hips. Provides training of overall flexibility, stability and body balance The Power of the CORE CRUSHER is that it allows the abs to hyperextend beyond 180 degrees, which increases range of motion, creates a big stretch, emphasizes deliberate abdominal contraction, and shocks the core into turbocharged growth. It also takes a lot of strain off of the neck and lower back, instead displacing it dead center on your six-pack-to-be. So what are you waiting for - Don't wait another minute to get those killer rock solid Abs, it's time to show them off now! DON'T MISS OUT! SO WHAT ARE YOU WAITING FOR? ORDER NOW WORRY FREE- And when you do, consider getting one for you and your workout buddy!