An evolution of their original best selling model, the new second generation Boreal Joker proves that climbers can have the best of both worlds, comfort and performance. Suitable for newcomers who are after a comfortable first shoe, to seasoned veterans looking for a more relaxed alternative, the Joker's anti deformation midsole delivers effective support and the ultra sticky Zenith Quattro rubber outsole ensures long lasting friction and effective edging support. Meanwhile, the addition of a padded CHS heel provides an additional layer of comfort and the air net side guarantees greater breathability. The Joker is a durable all-rounder that means you don't have to compromise. UPPERS: Split leather and microfiber. Air Net side for increased ventilation. Long lace system for great fit. Padded CHS heel for extra comfort. LINING: One piece 3D lining for greater breathability. CONSTRUCTION: Slip-Lasted MIDSOLE: Special anti deformation midsole ​SOLE: Ultra sticky Boreal ZENITH Quattro outsole. 4-4.5mm thickness depending on size CHARACTERISTICS: Incredibly comfortable 3D Air Net lined shoe for long routes or long training sessions. Fit in your street shoe size to wear all day or in smaller sizes for increased precision. USAGE: Climbing courses, training (indoor and outdoor) and long routes. WEIGHT: 470 gr. pair. Size 7½ U.K.