Yonex Edition Ice Neck Cooler Yonex Duora Developed using the flight timing

Developed using the flight timing of feather shuttlecocks

Flex: Hi-Flex

Intended for beginner to intermediate players

combining crisp feel

Yonex Edition Ice Neck Cooler Yonex Duora Developed using the flight timingYonex Edition Ice Neck Cooler PATENTED TECHNOLOGY DESIGN: Stay cool with our patented technology design the KN FLAX Portable Ice Ring Neck Cooler. It's a wearable neck wrap that fits comfortably and securely around your neck. COOL OFF INSTANTLY: Freeze quickly with our special PCM refrigerant that freezes below 64F (18C) and freezes faster than water. It automatically freezes in just 10 minutes in ice water or ice box, 20 minutes in the freezer, and