Signature half-grain leather combining a smooth, sharp finish with beautifully soft handing and a fantastic colour range. Essential for architects, interior designers and furniture makers. Delivery time 7-10 working days.Sperrin Col. B321Size*SelectQuantity*Contact Us to PurchaseTechnical Specs Raw material Bovine Leather - New Zealand, Europe, Australia Average Hide Size 4.2 sq mtrs Thickness ca. 0.9 mm 1. Colour Fastness to Rubbing Test Method Result 500 Dry Rubs IUF 450/UNI EN ISO 11640 >= 4 grey scale 150 Wet Rubs IUF 450/UNI EN ISO 11640 >= 4 grey scale 80 Alkaline ph 8 IUF 450/UNI EN ISO 11640 >= 4 grey scale 2. Flexing Endurance Test Method Result Flexing Endurance IUP 20 UNI EN ISO 5402 >= 30,000 3. Tear Strength Test Method Result Tear Strength IUP 40 UNI EN ISO 11644 >= 20 N 4. Adhesion Test Method Result Adhesion IUF 470 UNI EN ISO 11644 >= 3.50 N/cm 5. Light Resistance (Xenon Test) Test Method Result Light Resistance (Xenon Test) IUF 402 UNI EN ISO 105-B02 5 blue scale