Tenospin Silage Wrap 500mm x 1800m x 25mu (5 layer) Black. This 500mm wide silage wrap is Ideal for Haylage & Silage Bale Wrapping. Tenospin is tried and proven nationally and internationally by Farmers and Contractors for more than 15 years. A good quality product well known for its high tack, high puncture and tear resistance.