Knit Trim: Single Loop Fringe

Skill level: Intermediate 

These loops are made on wrong-side rows and are surprisingly easy with a little practice. 

Cast on any number of sts. 
1st row (RS) K. 
2nd row * Take yarn under then over 2nd finger of left hand to form a loop, k next st but do not slip it from needle, transfer st just made to the left-hand needle and k 2 tog tbl (the new st and the original st); repeat from * along the row. 
3rd row * K 1 tbl; repeat from * to end. 
Bind off. 

Click for explanation and illustration
k = knit tbl = through back loop
k2tog = knit 2 together