Guess I’m definitely in the minority here. As the say…to each there own…I could care less how it looks I only care about how it works. My choice is a 1” leather sling, cobra profile, with an anti-slip pad...I string the sling backwards for barrel down carry; i.e., narrow strap at fore end and cobra profile at butt end...right handed with left shoulder carry.
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This carry manner with left hand pre looped through sling and grasping fore end allows me to keep as much tension on rifle as needed for safe carry as well as ease of swinging barrel out of way of obstructions while maintaining the shoulder carry. A quick-slight lift up, kick left elbow out while bringing rifle into firing position affords me a quick sling support for steady shooting. With a little practice one can move from shoulder carry to ready/fire position almost as fast as from a ready carry position.
I’m only 5’10” tall and this carry manner works well for me with both 24” and 26” barrel length bolt guns. Anyway…my 2-cents.