YKK Contact Us FAQ English 中文 Products Quality Brand Protection Sustainability News & Topics About YKK TOP FAQ FAQ Zipper Q1 The zipper elements melted during ironing. Q2 After storing zippers with rubber band bundling, the bundled part of the zippers discolored. Q3 When opening or closing a zipper, the slider caught the fabric and got stuck. Q4 Pin-lock type (DP) slider used at the pocket may hurt users. Q5 What kind of zippers are recommended for baby/infant products ? Q6 My zipper doesn't pass needle detection. Q7 There's a stain on my fabric migrated from metal zippers after stone / Why do metal zippers cause staining after stone wash ? Q8 What type of zipper is recommended for stone / enzyme washes ? Q9 I have problem with metal zipper color change. Q10 What kind of things do I need to watch out for when using AquaGuard®? water repellent zippers ? Q11 What do I need to watch out for when using aluminum zippers ? Q12 I've tried to pair up left side of a open-end coil zipper and right side of another open-end coil zipper for the jacket liner, but they don't match properly. Q13 How can I avoid safety problems caused by protruded edges of coil zipper elements ? Q14 What do I need to know when choosing colors from YKK Color Card ? Q15 Why do slider paints often come off after dry cleaning / washing ? Snap & Button Q1 What is the best foundation when attaching snap fasteners? Q2 Why do we need interlining sewn to fabric when attaching snap fasteners? Q3 Can snap fasteners be attached on uneven thickness? Q4 How can I avoid snap fasteners turning around after attachment on thin fabric? Q5 How can I check if snap fasteners attached will not come off easily? Q6 How can I avoid fabric tear during snap fastener attachment? Q7 Is it okay to iron on snap fasteners? Q8 Is it okay to high-impact press on the snap fasteners? Q9 Is it okay to put snap fasteners in high-temperature drying? Q10 What is a needle detector? Q11 How should I place garments on the belt conveyer when using the Needle Detector? Q12 How do I clean the Needle Detector? Q13 Is there a recommended pull-test equipment? General, Others Q1 I want to know the cautions for using plastic hardware. Q2 Do you have products which do not include nickel ? What kind of products do you recommend to avoid nickel allergy ? Q3 Do the YKK products contain lead ? FAQ Zipper Snap & Button General, Others Page Top Fastening Products Group Terms of Use| Privacy Policy| Site Map| Links ©2011 YKK Corporation. YKK FASTENING PRODUCTS GROUP GLOBAL WEBSITE