Hundreds of celebrities around the world have donated their signed shoes to help support barefoot children living on landfill sites.
Other celeb participants include Rachel McAdams, Lionel Messi, Joan Smalls, Lisa Kudrow, Maria Sharapova and Matt LeBlanc.
The auction, which kicked off today, is now in its seventh year.
So far, Martin’s limited-edition Nike Air Jordan 30 trainers seem to have the most interest. The current bid is 594 pounds, or $726, at current exchange.
Cumberbatch’s autographed Tod’s loafers have the next highest bid, at 475 pounds, or $581. Jessica Alba’s Jimmy Choo lace-up flats are going for 119 pounds, or about $146.
“We are always blown away by the support that celebrities show us, and this year the response has been truly phenomenal once again. These celebrity donors are really using their status to help create awareness for children in poverty,” said founder and CEO Amy Hanson in a statement.