About product and suppliers:
            3,793 sit up fitness products are offered for sale by suppliers on Alibaba.com, of which other sports & entertainment products accounts for 49%, benches & rack accounts for 18%, and exercise bands accounts for 8%. 

A wide variety of sit up fitness options are available to you, such as breathable, anti-bacterial, and anti-static. You can also choose from polyester / cotton sit up fitness, as well as from women, unisex, and men sit up fitness, and whether sit up fitness is 0, 3, or ≥6. 

There are 3,793 suppliers who sells sit up fitness on Alibaba.com, mainly located in Asia. The top countries of suppliers are Pakistan, China, and Taiwan, China, from which the percentage of sit up fitness supply is 1%, 99%, and 1% respectively.