Through Authenticate 
// Features:
Multi-function exercise tubes, which can offer multi resistance combinations.
This can be used in different occasions as resistance tube, expander and door attachment.
This is easy carry and adjustment resistance tube.
Produced by Taiwan manufacturer with good quality.
// Specification:
* Tube: Φ7mm x 78cm x 4pcs
* Hand Material: PVC
* Tube Material: Rubber
* Round Center Material: P.P
