These knives are both made Lauri Leuku blades one 7" and one 8". They are not traditional Leukus or sheaths.
A couple leuku sheaths by alfred.branch, on Flickr
A couple leuku sheaths 2 by alfred.branch, on Flickr
Leuku for Dave 3 by alfred.branch, on Flickr
7 inch Lauri leuku 1 by alfred.branch, on Flickr
A couple leuku sheaths by alfred.branch, on Flickr
A couple leuku sheaths 2 by alfred.branch, on Flickr
Leuku for Dave 3 by alfred.branch, on Flickr
7 inch Lauri leuku 1 by alfred.branch, on Flickr