Sundia Generation II Whistling Diabolo – Competition-Grade Chinese Yo-Yo (255g)

Classic Whistling Sound with Modern Performance

Bring your performance to life with the unique, captivating sound of the Sundia Generation II Whistling Diabolo. Commonly known as the traditional Chinese whistling yo-yo, this second-generation model combines the authentic whistling noise of classic diabolos with the precision engineering of modern competition gear.

Upgraded Protective Cup for Ultimate Safety

Your safety is a priority. Sundia has redesigned this whistling diabolo to include a custom, innovative protection cup. This major upgrade makes the Gen II significantly safer to catch, throw, and practice with compared to original designs—without dampening its signature acoustic whistle.

Competition-Ready Specifications

Engineered to meet official competition requirements, this diabolo offers the perfect balance of weight, speed, and aerodynamics. At a lightweight 255g, it reduces hand fatigue during long practice sessions, while its optimal dimensions ($13.5\text{ cm} \times 14\text{ cm}$) provide the stability needed for complex high-speed tricks and multiple string wraps.

Premium Construction & Durability

Made by Sundia—a world leader in diabolo technology—this model is built to withstand high impacts and intense daily use. Whether you are a professional performer looking for a crowd-pleasing auditory prop, or a hobbyist exploring traditional juggling gear, this model delivers unmatched reliability.

Specifications:

• Brand: Sundia

• Model: Generation II Whistling Diabolo (Chinese Yo-Yo)

• Weight: 255gram

• Special Feature: Patented safety protection cup; optimized acoustic whistle chambers