There are some brands that are comfortable setting the pace when it comes to staying ahead of the competition and this Core Rain Jacket II is confirmation that Rapha is at the top of its field. This technical outerwear staple is fully waterproof and packs away to neatly fit inside your back pocket, providing maximum practicality and adjustability when you need it most, while the ventilated armpits allow heat to escape to ensure you can concentrate on riding as hard as you can. Note the reflective panels to the side and rear for a reassuring sign-off.