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This paragraph Rally three different power specifications:

(1) yellow， pull about 10 pounds， light intensity， suitable for children to lose weight， Ms. entry-level use!

(2) blue， pull about 15 pounds， medium intensity， suitable for ladies fitness， breast， postpartum weight loss， the elderly rehabilitation use!

(3) Black， pull about 20 pounds， heavy intensity exercise for men to use!

Material: imported high quality rubber

Color: black， blue， yellow

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