This website provides access to the Manufacturer's General Conformity Certificate (COC) for all NUK USA, LLC products as required by section 102 of the Consumer Product Safety Improvement Act of 2008 (Sec. 102 CPSIA) To access a GCC please enter the Pin number in the search field to the right. You will find the Pin number printed on the outer-carton. (The Pin number is the large, 8 digit number.