90% polyester, 10% elastane. Inside of garment is brushed. Thumb holes in the sleeves and anti-slip band at the hem hold the garment in place. Precision Fit base layer. Optimises muscle efficiency - Precision Fit garments are tight-fitting to prevent excessive muscle movement, minimising the amount of energy wasted during exercise. Aids recovery of muscle groups Moisture ‘wicking’ properties - Ideal for cold weather sports, Precision Fit garments wick sweat away from the body while retaining warmth. Regulates core body temperature. Comfortable fabric - Quality design and a high standard of production mean that chafing and discomfort is entirely avoided through the use of soft fabric and cover-stitched seams.