A sweater is perfect for layering when in the field and a sleeveless option is ideal for changeable weather conditions, or for a greater range of arm movement. The Alcantara patches help the butt of your gun to grip and also absorb recoil. 

100% lambswool, made in Scotland.
The model is wearing is a size 12. Height - 180cm, chest - 91cm, waist - 79cm.