RT-03 are retractable
key chain, key-ring ( keyring, keychain or key holder )
for door keys, car keys, ID holder
or name badge holders.
Main - Badge Reel: Retractable Badge Holder, Badge Clips, Key Chain, Home - badge-lanyard.com, Pricing
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RT-03 Retractable Key Chain, Key-Ring ( Keyring, Keychain, key holder )