There are provided a bottle which has a laminate structure including a
glycolic acid polymer layer showing good gas-barrier property in addition
to a principal resin layer and is yet provided with excellent
recyclability, and also an efficient method of recycling the bottle. More
specifically, a bottle having a laminate structure including at least one
layer of glycolic acid polymer in addition to a principal resin layer, is
obtained. After breaking the bottle, the broken pieces are washed with
alkaline water, water or acidic water to remove the glycolic acid polymer
layer, thereby recovering the principal resin.