A & J
Necktie
 A necktie including a knot formed with a seat, a binding device having a fixing block removably engaged with the seat of the knot, and a front apron provided with fastening means at an upper end thereof engageable with the knot, whereby the front apron of the necktie can be changed as desired and the necktie can be easily converted to a bowtie thereby providing the user with a number of options and when pulled by a force which is larger than the holding force of the front apron, the front apron will be disengaged from the knot hence preventing the user from getting hurt. 
A
A41D
inventional
Hui-Shen
Chen