Like other shirts from Nike\'s Match collection, this one pairs authentic design details with lightweight, quick-drying fabric to help keep the world\'s biggest football stars cool and comfortable on the pitch. This product is made from 100% recycled polyester fibres.Nike Dri-FIT ADV technology combines moisture-wicking fabric with advanced engineering and features to help you stay dry and comfortable. Raised knit in high-heat areas provides additional breathability where you need it most.Authentic design is the same look worn by the pros on the pitch.Signature details let you show your support for the Blues wherever you go.PersonalisationName & Number - Customise your jersey with the name and number of your favourite Chelsea player including Mason Mount,Timo Werner,Reece James or even your own name. We can print name in the same style worn by the players.