These extra strong haylage nets are made from soft nylon which is woven into netting rather than knotted; this makes it kinder on your horse; and more durable against nibblers. Three different capacities offer versatility for different appetites. The 30 and 50 sizes are available with 1 holes. The 40 size is available with three different hole sizes; making it suitable for controlled feeding or basic feeding. Mesh size: 1 (2.5cm) holes; 1.5 (4cm) holes; 2 (5cm) holes. Length: small: 30 (76cm) long; capacity: 4kg; medium: 40 (102cm) long; capacity: 6kg; large: 50 (127cm) long; capacity: 9.5kg. Capacities are approximate and given only as a guide to the differences between haynet size