What does YYS stand for?
YYS stands for Yo Yos Standard
This definition appears very rarely
See other definitions of YYS
Samples in periodicals archive:
World's Largest Collection (Guinness World Record) 4251 Different yo-yos by Lucky Meisenheimer) "Guinness requires each yo-yo be written in a list name, model, manufacturer, shape, size does not allow color variations of the same yo-yo (example Duncan Imperial Tenite Chevron Seal Tournament Shape Standard.
Wood! Yoyos were carved from a solid piece of wood, so everything was made of wood. Wooden axle yoyos are still available today, and they are still very popular because they still have the same feel in your hand as an old yoyo from the 1950s. They are predictable, fun, and a terrific choice for learning all your classic yoyo tricks like Walk The Dog, Around The World, Rock The Baby, etc. Wooden axle yoyos are excellent to start with if you played with a yoyo as a kid and want to pick it back up, because they are instantly familiar. Some Fixed Axle yoyos also have metal axles, like the standard.
These strings are made by hand, one at a time, out of the finest material and to the highest standards. Epic Strings has created a few different types of string to meet the needs of all yo-yo players.
Duncan released its first wooden butterfly yo-yo. Wayne Lundberg, the inventor, was one of the demonstrators.  The butterfly looks a bit like the separated halves of a standard yo-yo that have been reconnected back-to-back. The wider string gap to make it easier to catch the yo-yo body on the string. Although the butterfly shape is good for 'string tricks,' it is not good for 'looping' tricks, because the winged shape of the body does not allow it to easily flip while looping.