Join Date: Aug 2005
Location: Vancouver, Washington and Ocean Shores, Washington, USA
Bikes: 2 - 2007 Custom Bike Fridays, 2 - 2009 Bike Friday Pocket 8's, Gravity 29'er SS, 2 - 8-spd Windsor City Bikes, 1973 Raleigh 20 & a 1964 Schwinn Tiger
To keep your right pants cuff from getting greasy on the chain.
We got just one like the top one with each bike - looks like you received a different one for each day of the week!
I found them a bit weak though. I purchased one that Velcros closed.