You can buy black waxed laces here:
http://shop.nordstrom.com/s/wolverine-waxed-cotton-flat-laces/3547756?cm_cat=datafeed&cm_ite=wolverine_waxed_cotton_flat_laces:928198&cm_pla=shoe_care:men:laces&cm_ven=Google_Product_Ads&mr:referralID=e3fa6ab7-14f6-11e4-92a4-001b2166becc&origin=pla
FTL still has pairs available. I just added and released a 9.5. People definitely should have a problem getting these. I just didn't want a second pair.