adidas Combine Shockwave Compression Calf Sleeve - Men's The adidas Combine Shockwave Compression Calf Sleeve is designed to help you perform at your very best by increasing blood and oxygen flow to help your muscles recover quickly. The seamless construction allows for a customized, comfortable fit, while the ClimaCoolŪ mesh panels regulate temperature and add breathability for the perfect functional piece in your workout gear. Embroidery on front. 89% nylon/8% lycra spandex/3% spandex. Imported.