Product Size: 67*32*2.8cm Color: black and red Material: PP+chrome-plated spring steel wire+thickened steel pipe Package content: 1* tensioner 1.CHEST EXPANDER Our 5 Spring Chest Expander is the perfect piece of equipment for conditioning your upper body muscles such as chest shoulders biceps and triceps. This kit includes 5 adjustable resistance springs so you can easily set the tension level to suit your workout. 2.5 SPRINGS With 5 adjustable resistance springs available your will be able to work your muscles form almost any angle. The Komodo Chest Expander offers varying levels of resistance and allows you to easily and comfortably suit your exercise routine to you. 3.BENEFITS Primarily the chest expander will build and strengthen your pectoral muscles but it can also provide excellent workouts for your biceps triceps shoulders traps deltoid and upper back muscles. 4.FULL BODY WORKOUT By looping one handle around your foot and holding the other with your hand you can also get a good workout for your legs. You can get the perfect full body workout as the potential of the chest expander is only limited by your imagination and flexibility 5.GREAT EXERCISE Chest Expanders offer many advantages over traditional weights. The cables of the expander offer a constant and steady resistance so you can easily work out all your muscle groups without additional strain or risk of injury.