just saw this on babycenter.com!

and looks like something we could use:
Amazing Miracle Blanket
by Amazing Miracle Blanket Company

100% breathable cotton knit
No fasteners required
Makes proper swaddling easy
Calms colicky or fussy babies
Reduces risk of SIDS by keeping your baby in the proper sleep position
Stops sleep-disturbing twitches
Prevents facial scratches
Machine washable and dryable
22"L x 64"W