It seems the bag has a high quality metal zipper.
拉锁是金属的，看上去质量很好。
The tie-untie piece is either connecting pieces of press spring clip connecting piece or a nylon fibula, etc. and a zipper selects a metal zipper.
系脱件为压簧卡连接件或尼龙搭扣等任一连接件，拉线选用金属链。
Further, the metal zipper assembled with the 'trapezoidal shape' zipper teeth is smooth in zipping, low in zipping resistance and the like in zipping process.
装有此“梯形状”链牙的金属拉链，在拉合过程中，拉合顺畅、拉合阻力小等。
Huiyuan now has dozens of zipper production lines of nylon, invisible, resin, metal, and other types.
汇源拉链现在拥有尼龙、隐形、树脂、金属等各种类型的拉链生产流水线数十条。
It is applicable for cutting of fastening tape, cotton tape, elastic band, plastic tape, zipper, casing, paper, flat cable, small wire, and metal sheet, etc.
适用于粘扣带、棉纱带、松紧带、塑胶带、拉链、套管、纸类、排线、小电线、金属薄片……等之定寸裁切使用。
Sturdy metal hardware and zipper pulls.
坚固的金属硬件和拉链。
Sturdy metal hardware and zipper pulls.
坚固的金属硬件和拉链。
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