Example 1 (single product and one variant): Product = Chicken (between 8 and 12 kg with price according to weight, £10 / kg)Example 2 (two variants for one product): Product = Chicken (£10 / kg) Variant 1 = Small chicken (between 8 and 12 kg, price according to actual weight) Variant 2 = Large chicken (between 13 and 20 kg, price according to actual weight) ...