Animal protein based bio polymer Bio-based Automotive Bags & leather goods Garment Shoe Upper Suede Upholstery Biosyn SC 63L can be used where good roundness and fullness are demanded. Quantities from 2% to 5%, based on shaved weight, are usually enough to obtain good fullness and to improve grain resistance and tensile strength. BioSyn SC 63L has a very high renewability score from a completely eco-sustainable nature. Full round handle Good grain tightness Full and level shades TDS request Request a TDS of product TDS Sample request Request a sample of product Request Part of Smit’s Renewability range Discover our bio-based wet end solutions for excellent leather performance. Download brochure