Weight: Net weight of size 41 is 360 grams, inner length: size 41 inner length 26cm [About After-Sales Service] 15-day extended return period, worry-free after-sales service.(Does not affect secondary sales) [About the image package] Our store provides image data including high-resolution images, suitable for cross-border e-commerce platforms and various domestic e-commerce platforms. Please [contact customer service] if needed [Factory direct delivery] Sincerely seeking agents, supports drop shipping, with quality inspection for every item.Nationwide pass is 5 yuan.Except for Xinjiang, Tibet, and Inner Mongolia. [Cross-border shipping] The channels available for shipping include SF Express, E-Post, various special line parcels, and various commercial couriers. Please contact customer service if needed [Regarding Color Difference] Due to differences in individual monitor's brightness, contrast, and display settings, there may be slight color differences between the picture and the actual item. [Regarding Shipping] Our store defaults to YTO Express with a fixed fee of 5 yuan. For other shipping options, please contact customer service or leave a note. [Regarding Shipping] Orders placed before 5:00 PM on the same day are usually shipped on the same day, while orders placed at other times will be shipped the next day [Regarding Invoices] The prices of the products listed in our store do not include tax. If you require an invoice, additional tax will be charged. Please contact customer service for details [About Customization] Most of our products can be customized. The minimum order quantity for customization is 300 pairs in a single color. Please contact customer service for details