Answer:
1. Wrinkle-resistant. Wool springs back quickly after stretching. 
2. Resists soiling. Fiber forms a complex matting. 
3. Retains its shape. Resilient fibers return to original size after washing. 
types:
1. Lambswool
2. Merino
3. Cashmere
I think I am right well hope it helps:):):)............