We ordered it from Amazon.
Camellias Steel Boned Waist Training Corset Lace Through Top Black, SZ1854-Black-S https://www.amazon.com/dp/B00K1IH75W/ref=cm_sw_r_cp_apap_wnLnU3oaIjVh4
u/nibbles_n_bites (pictured) got this from Amazon for $25.99