Stage 1 - Cute
Stage 2 - Sexy
Stage 3 - Cool
Stage 4 - Warm
Stage 5 - Flannel
It's basically a long t shirt in brushed cotton. It has shoulders. And short sleeves. Because whereas at one stage I'd throw the duvet off sweating in a strappy cotton slip, now I'm under a double duvet, shivering.
The march of time.