MAM-A 84354: 4.7GB DVD-R Prism Thermal Silver+Gold Alloy
MAM-A's Silver Plus Gold Alloy (SilverPlusGoldAlloy - SPGA) discs feature two reflective layers. One of pure silver, plus a second gold alloy reflective layer. The pure silver layer provides high reflectivity and great drive compatibility, and the gold alloy layer provides protection against environmental corrosion. This combination extends longevity of the DVD, compared to standard silver discs that may oxidize.
MAM-A Inc. has developed a reputation for quality that is unequaled in the CD industry. Because of their patented Phthalocyanine (thalo-sy-a-neen) dye and attention to detail in the manufacturing process, MAM-A offers recordable media that is more reliable and longer lived than any other recording media available today. MAM-A Silver Digital Audio CD-R discs are made to record at 1x - 12x low speeds, ideal for audio recordings and are made for 100+ years longevity.