棉布版通行证是您通往色彩世界的桥梁。专为经常外出人士开发，采用折叠式设计的便携式手册，使用方便。全部1,925 种色彩按照色谱序排列， 并粘附在产品中，是在办公室或旅行途中快速选色的理想之选。For those on the move, a compact, portable book displaying all of our 1,925 colors in cotton chip format presented in a user-friendly accordion style format. Chromatically arranged and permanently affixed, the cotton passport is ideal for making quick color choices in the office or while traveling.