Besides needing the holder rapidly, the manufacturer required that or not it's made from aerospace-grade material to an accuracy of ±0.002 inch. The holder additionally had to cross industry-standard airworthiness and environmental tests to forestall failure throughout numerous operating conditions. best underwear for travel Farell says CSI prints the holders in multiple of} colours to match those of the connectors. This helps certain that|be sure that} the assembler places the right connector within the holder and the right wires within the connector. Colors include white, clear white, black, pink, blue and green. Most holders are one or two square inches, however may be as large as eight square inches.