Woof Wear Young Rider Pro Performance Shirt Berry. For the perfect riding shirt, look no further; the Woof Wear Young Rider Pro Performance Riding Shirt has all the technology and style they\\\'ll need in the saddle. The Pro Performance Riding Shirt is designed to be lightweight and breathable, perfect for high-intensity workouts or rides. The iFlex fabric offers flexibility with its 4 way stretch design as well as being quick-drying, well ventilated and provides a minimum UPF of 30+ sun protection, keeping them protected, cool and ensuring perspiration dries fast. The stylish colours and lightweight, comfortable feel make the Woof Wear Pro Performance shirt also great for wearing whilst exercising.