Dual shoulder strap side-carrying bag and double shoulder strap harness

Abstract

A dual shoulder strap side-carrying bag includes a bag body, connection ring coupled to one lateral side of the bag body, and a shoulder strap inserted through the connection ring and connected to the other lateral side of the bag body. The shoulder strap defines a loop structure formed of a first shoulder strap portion and a second shoulder strap portion thereof. When a user carries the dual shoulder strap side-carrying bag, the first shoulder strap portion and the second shoulder strap portion are respectively rested on the user's two shoulders.

What is claimed is: 
     
         1 . A double shoulder strap harness, comprising:
 an extension strap;   a first connection ring connected to one end of said extension strap; and   a shoulder strap inserted through said first connection ring, said shoulder strap defined as a first shoulder strap portion and a second shoulder strap portion at two opposite sides relative to said first connection ring, wherein said first shoulder strap portion and said second shoulder strap portion form a loop structure, and the combined length of the total length of said shoulder strap and the double of the length of said extension strap is greater than 170 cm.   
     
     
         2 . The double shoulder strap harness as claimed in  claim 1 , further comprising a first snap ring coupled to said extension strap and a second snap ring coupled to said shoulder strap.