Albatros safety shoe S1P AER55 Impulse in black and blue, size 46. natural mesh upper with a pull loop for easy donning and a breathable functional lining. It has an anatomically moulded comfit AIR insole and a non-slip rubber sole with a midsole made of Impulse.Foam in two different densities for excellent cushioning, stability and comfort. The shoe is heat-resistant up to 300°C, ESD-compliant, metal-free and has a TPU toe cap and heel protection. It also has a fibreglass toe cap, is metal-free and has flexible FAP penetration protection. EN ISO 20345:2011 ESD HRO SRA.