One by Wolfking
https://www.monkeydepot.com/Wolf_King_Dr_Chemical_Poisoning_WK_201401_p/wk0012.htm
Other by Eleven Toys
https://onesixthkit.com/index.php?route=product/product&product_id=255
I will pre-order this one, its looks better than the Wolfking one and cheaper. Less accessories but better quality and the sculpt looks WW more than Wolfking sculpt. The Eleven gas mask is great too.