Yonex Edition Ice Neck Cooler Yonex Duora Although 10 grams lighter than

Although 10 grams lighter than the previous model

combining crisp feel

Flex: Hi-Flex

Developed using the flight timing of feather shuttlecocks

· For players of all swing speeds looking for a soft

Yonex Edition Ice Neck Cooler Yonex Duora Although 10 grams lighter thanYonex 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