Pre-orders are apparently up for these haptic vests now. $299 for the smaller one, $499 for the full sized one.
https://uploadvr.com/bhaptics-pre-orders/
https://www.bhaptics.com/pre-order
>On PC, native integration is included in games like Onward, Crisis VRigade 2 and Sairento VR, while the company also says titles like Half-Life: Alyx, Blade & Sorcery and Skyrim VR are supported via mods
Cool to see they've already got some support, although it's not enough for me to want one yet.