The black filter comes with the Yong Heng compressor. The gold filter can be purchased on aliexpress: https://www.aliexpress.com/item/This-is-a-gift-free-of-mechanical-parts-the-link-is-used-for-customers-pay-the/32602913439.html?spm=2114.13010608.0.0.0pHKMp
so the "black" diabolo is just a smaller version of the "gold" type thats previously pictured ?