Description:
 Lock shoelaces, originally designed for triathletes to decrease transition time, are a great gift for seniors suffering from arthritis or other disabilities, autistic children, runners of all ages, and casual users.
 
Material:
plastic buckle and elastic rope.
 
Stretch Fit Comfort:
Lock Laces 6-strand fibers are 0.3 cm in diameter, 100 cm in length, and can stretch up to 180 cm.
 
Size:
One size fits all
Full pad (free size) 22.5cm-27cm
Half pad (free size )12.5cm