Lets have a look at some great items by Yasum, first is the Harness (Mesh) called Comby it is Mega Hud Driven with color & fabric choices for Shoulder Harness and Bra Base. Panties are also included and you can wear it without the bra strap on and turn of the breast covers.
The Boots are called Victory Boots (Mesh) are also Mega Hud Driven with many options. They are from the GACHA.
The Headset is called Steampunk Headset Female Rare also from the GACHA and is also driven by a Mega Hud.
Hope you enjoy, have a great day:)