NewDoar Urltra-Light Camping Sleeping Bag climbing pulley [TOOTHED GROOVE DESIGN]:The V-groove rope

[TOOTHED GROOVE DESIGN]:The V-groove rope device has a toothed groove design

So you can retrieve it from the ground by placing a retriever ball onto your climbing line

Easy to untangle and takes up almost no space

4 rings( 2 large and 2 small)

Large hole diameter: 2

NewDoar Urltra-Light Camping Sleeping Bag climbing pulley [TOOTHED GROOVE DESIGN]:The V-groove ropeNylon Imported [COMFORTABLE AND WARM] Our duck down sleeping bag is stuffed with 800 fill power( filling with 400g 0. 88lb high quality duck down ) and soft skin fabric, keep you warm and comfortable all night! Recommend Sleepzone:+5to +10 (41 to +50 ). Extreme: 0 C (32 F). What's more, not only does down have the highest weight to warmth ratio of any insulation, but it also is the most compressible insulation available! [SPECIFIC SIZE AND FEATURE]