Similar sells for $28 +shipping.
Phantom One Point Sling clone
Heavy duty (contractor grade) bungee cord from CanT 2@40" $6 ($2.49 or 2.99 each can't remember)
shrink hose 1' $1 (rip off)
key rings 2 (found them in house)
a few 8 medium size ty wraps (found in house)
some black electrical tape $1 at dollar store (found in house)
black clip $1 at dollar store.
hmm under $11
I may use some black cloth strap i have laying around to make it adjustable , but i measured it before using ty wraps, and it fits perfectly over gear.