We are promoting the following Leather dyes with very very deep black color, high fastness to light & washing and azo free. Please check and let’s know your interest so we can send you sample for testing, tks.
Acid Black 210
Acid Black 234
Acid Black DBK
Direct Black 168
If you have interest, please feel free to contact us at firstname.lastname@example.org or visit our website at www.tdpctw.com.