Starring a full-sized spray and travel-friendly conditioner, the Redken Acidic Bonding Concentrate Conditioner and Thermal Spray Heat Protection Bundle nourishes dry, damaged hair. Set Contents: Acidic Bonding Concentrate Conditioner 50ml Fortified with citric acid, this creamy conditioner helps to protect bonds and support a softer, stronger-looking finish. Thermal Spray 250ml Create a smooth style with this multi-benefit thermal spray, a fine-mist formula that defends the lengths up to 230-degrees, while reducing the look of brittleness and breakage over time.