Is your wardrobe workout ready? This top is a must have: its fabric is seamless and stretchable to allow maximum freedom of movement, and it can be worn to accommodate a range of activities that vary from high to low intensity. The fabric also helps regulate body temperature during training. 94% Polyamide, 6% Elastane. boobydoo says: If you don’t fancy a workout, it’s still a great piece for layering and as casual wear.