Grand Slam champion Novak Djokovic helped put the finishing touches on his own special edition shoe. His signature logos are on the tongue and lateral side while the Reiki symbol on the medial side represents energy and protection. Lastly, the mountain printed on the insole is Mt. Kopaonik where Novak met his first tennis coach. The Novak Pro offers the same excellent support and durability its Barricade heritage is known for while being introduced in a lighter weight, more comfortable package. Along with a classic 3 stripe look, the Barricade 7 offers an all-new seamless upper construction for better comfort and fit, keeping break-in to a minimum. The lateral outrigger is updated from the 3 claw stability feature to a more flex-friendly system, while the ADIWEAR6 outsole offers the superb combination of traction and durability. The Barricade 7 continues to live up to the Barricade's reputation as the ultimate hard court shoe and comes standard with a six-month outsole durability guarantee. A great choice for the player that is serious about his tennis footwear. Upper: Seamless synthetic upper for better comfort and fit. Extensive perforations and mesh provide improved ventilation. Stability claws help maintain quick cuts and fast footwork during extreme lateral movements and changes in direction. TPU heel cup for added stability at the rear of the shoe. Inlay: Molded EVA insole for anatomical comfort. Midsole: Torsion System for better surface adaptation and stability. adiPRENE insert in the heel for comfort and shock absorption. adiPRENE+ offers full-length forefoot cushioning. Outsole: ADIWEAR6 full herringbone tread pattern with pivot point for traction on all court surfaces. Six-month outsole durability guarantee Color: White/Blue