| A | B |
| Center zipper | a zipper that is placed in the center of teh placket |
| hook and eye | two piece metal device holds tow pieces of fabric, usually at the top of a zipper |
| lapped zipper | once side of the placket completely covers the zipper |
| placket | an opening in a garmet that makes is easier to put on and take off...at the wrist, neckline or wiast |
| zipper tape | the cloth strip beside the zipper teeth |
| snap | a ball and socket closure |
| hook and eye | strongest of the either hook and eye or snap |
| double thread | used to sew on snaps, buttons, hooks & eyes |
| shank | button with a little tab on the underneath side |
| invisible zipper | cannot be seen in a seam at all |