Excellent bottle and its recycling method to recycling

In addition to the main raw material resin layer, a bottle excellent in recyclability while having a multilayer structure including a good glycolic acid polymer layer of gas barrier property, as well as an efficient method of recycling the bottle. More specifically, in addition to the main raw material resin layer, to obtain a bottle having a laminate structure comprising at least one layer of glycolic acid polymer. After crushing the bottle, the crushed, by washing with alkaline water, water or acid water to remove the glycolic acid polymer layer, to recover the main raw material resin.