These tape measure key tags extend 40" and/or 100cm.  They all have a push-button release mechanism on the back.  These are available carded, bulk assorted, or bulk by color.

TLTM1/12 - 12/CARD
1 - 5 Cards = $7.20/Card
6 - 23 Cards = $5.25/Card
24+ Cards = $4.85/Card

TLTM1X - BULK - ASSORTED COLORS
12 - 71 Pcs = $.55 each
72 - 575 Pcs = $.39 each
576+ Pcs = $.36 each

TLTM1IX - BULK BY COLOR - SPECIFY COLOR
12 - 71 Pcs = $.55 each
72 - 575 Pcs = $.39 each
576+ Pcs = $.36 each