Thread > Aerolock & Aeroflock Colour Card Physical Colour Card The Madeira Aerolock & Aeroflock Colour Card is a handy reference for every fibre artist's toolbox. Featuring all the shades, tints and tones of Aerolock & flock, this card keeps you up-to-date with the hottest hues and makes colour matching a breeze! It's the perfect way to guarantee an accurate spot-on, colour match every time! This listing is for a physical colour card which will be sent to you to ensure a perfect colour match. Aerolock Specs: High-quality overlock thread for long-lasting seams Made of 100% strong polyester core spun Colorfast – stands up to repeated washings or strain Excellent performance on all sewing and overlock machines Aeroflock Specs: Voluminous and fluffy overlock thread For elastic requirements such as lingerie, sportswear, and swimwear Especially suitable for decorative seams Shrink free and ideal care qualities Oeko-Tex® certified, made in Germany Practical snap-lock: the thread can be locked in place when not in use Digital colour card Choose Madeira for the highest quality overlocker thread.