This item does not have a zipper. The back of the waist is elastic. Total length: Approximately 57cm Measured near the front center. Please understand that there may be some errors due to amateur measurements. Please understand that there may be oversights as this is an amateur inspection. Please purchase with the understanding that this is a used item. Please refrain from purchasing if you are concerned about minor details or are looking for a perfect item. Recycled packaging materials may be used. Those who purchase immediately will take precedence, even during comment exchanges. We cannot accept requests for holds or exclusive listings. Shipping may not be possible on Sundays and holidays, so please understand that items purchased on Saturdays or the day before a holiday will be shipped the day after the holiday. Shipping will be via Mercari delivery, but we may change from Yu-Yu to Raku-Raku without notice after packaging, so please be aware of this.