Be excited guys! YoYo Rewind store just restock most of the types of Kitty String at their store.
If your looking for specific yoyo string (Types and Color of Kitty String), we highly recommend to purchase from YoYo Rewind Store. They not only have all the list of our yoyo string item but they also ship worldwide with cheapest ship rate.
Rewind store is also selling exclusive Kitty String item called "Kitty String starter pack"
This item consist of 5 different types of Kitty String including Normal, Fat, XL, Nylon Normal and Nylon Fat. If you haven't bought or tried Kitty String, you could purchase this "Starter Pack" to try all our items with low cost.
Make sure to visit their site for more info.