Ball Hank n' Skein: Knee-High Boot Socks! I've seen pictures of these before but here is the actual pattern (free) and tips on getting the fit right.
Free pattern... simple, easy and fast
Pattern for reversible crochet boot cuffs, thanks so for share xox
Crochet Boot Socks Leg Warmers in 3 color options
Free Crochet from J: Boot Cuffs Pattern
Fab Crochet Boot socks (lots of other patterns too)
Free crochet pattern by Posh Patterns - easy and elegant boot cuffs/boot toppers.
Lace Boot Cuff Free Crochet Pattern
Slipper boots by SpookShowBaby on craftster. I could TOTALLY rock these on cold nights!
[Free Pattern] These Crochet Boot Cuffs Are Stunning And Easy - Knit And Crochet Daily More