CONCEAL® is an invisible zipper where you can not see the element. It does not disturb the garments design so it is best suited for dresses and skirts.
Also, the CONCEAL® open-end zipper can also hide the parts so it is recommended for the dresses where the parts need to be hidden.

Quick Details
Brand Name: YKK
Product Type: Zippers
Material: Polyester
Zipper Type: Close-end
Feature: Auto Lock
Commonly Use for: School Uniforms, Bags, Garment, Dresses
Place of Origin: Made in Malaysia
Product name: Invisible Zipper
Size: From 8 inches to 30 inches
Colour: Available in 199 Colours 
MOQ: 15 packets = 360 pieces 
Cleaning Method: Washing Machine (refer to FAQ)