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Listing products on marketplaces, titles and images, barcodes/SKUs, shared stock and bulk stock updates.
If you sell on more than one marketplace, keep your stock in one central place, map every variant to your channels by barcode and SKU, deduct stock on order and add it back on cancellation and return; prevent overselling with safety stock, threshold alerts and regular counts.
On Trendyol, a title can be at most 100 characters, on n11 15–65, and on Amazon.com.tr 200 in most categories; Hepsiburada does not publish an official limit. In this guide, you will find the product naming rules of four marketplaces, good and bad title examples, and a method for multichannel listing.
A Trendyol product title can be up to 100 characters and follows the order Brand + Product type + Key feature + Variant. This guide explains how to fill in each part, where color and size belong in the title, and shows examples by category.
Trendyol requires 1200x1800 pixels (2:3), 96 dpi and a maximum of 8 images; Amazon's main image must be on a plain white background, with the product filling at least 80% of the frame. We have also gathered the recommended approach for Hepsiburada, n11 and Temu in a table.
On Trendyol, a product title can be at most 100 characters. Spaces count too. Put the brand and product type first, and keep the title under the limit and easy to read.
Products & InventoryGlossary
A barcode is the scannable representation of the GTIN number that identifies a product; its most common format in Türkiye is the 13-digit EAN-13. GTIN/EAN barcodes come from GS1, and GS1 is represented in Türkiye by TOBB.
Products & InventoryGlossary
Inventory synchronization means that when you sell the same product on more than one channel, stock on every channel is updated automatically from a single source after each sale, cancellation and return; the goal is to prevent overselling.
Products & InventoryGlossary
An SKU (stock keeping unit) is the stock code a seller assigns to tell each product and variant apart. It is different from a barcode and a model code, and it is the key to matching inventory in multichannel selling.
On n11, a product title can be at least 15 and at most 65 characters long. The ideal range for the quality score is 31–65 characters.
On Amazon.com.tr, a product title can be at most 200 characters, including spaces, in most categories. You cannot use ! $ ? _ { } ^ ¬ ¦, and the same word cannot appear more than twice. The US 75-character limit has not been announced for Türkiye.
