The scarves are approximately 4ft or 1.2m in length and are 100% acrylic. 'Snowfall' and 'Platinum' are 90% acrylic/10% lurex and come up a bit longer.
Please note that whilst images shown on this website are a good representation of the colours, each ball of yarn is unique, so some colour variation is unavoidable. The pictures below are both of an 'Angela's Autumn' and illustrate the variation between two balls of the same colour reference:

Oh, and your computer's set up might make it look a bit different too!