Compliance
SHEIN Product Image Requirements: 7 Mistakes to Fix
SHEIN product image requirements in one place: file size, format, square vs portrait sizes, and the seven mistakes that get listings rejected.
Compliance
Browse compliance articles on SizeMarker Blog
Compliance
eBay Product Image Requirements: Sizes, Formats, Watermarks
eBay product image requirements decoded: the 500 px minimum, 1600 px sweet spot, 24-photo limit, accepted formats, and the watermark rule that buries listings.
Compliance
Amazon Product Image Requirements in 2026: The Complete Seller's Checklist
Complete guide to Amazon product image specifications including main image white background rules, secondary image best practices, size chart guidelines, common rejection reasons, and a pre-upload checklist.
Compliance
EU Machinery Regulation 2023/1230: What Changes in 2027
EU Machinery Regulation 2023/1230 applies from 20 January 2027. What exporters must change in the technical file, nameplate, instructions and CE marking.
Compliance
Empty Space Ratio: The 50% Cap Lands in 2030, Not 2026
The empty space ratio caps grouped, transport and e-commerce packaging at 50% — from 1 January 2030, not August 2026. How to measure it and what to fix now.
Compliance
Allegro Image Requirements: Two Rulebooks, One Listing
Allegro image requirements split in two: the thumbnail bans units of measurement, gallery photos allow them. Which rule applies to which photo, and why.
Compliance
How to Read a UN Packaging Code: 1A1/Y1.4/150 Decoded
A UN packaging code says what the empty drum survived in a lab, not what is inside. Decode every field of 1A1/Y1.4/150/26/USA before cargo gets rejected.
Compliance
Bol.com Product Image Requirements: Whose Photo Wins
Bol.com product image requirements start at 500 × 500 px — but a content score decides whose photo appears. Full specs, rejection traps and 2026 changes.
Compliance
Kaufland Product Image Requirements: The No-Text Trap
Kaufland product image requirements ban text on the picture, cap files at 10 MB and want 2,048 px. Here is where your dimensions go instead.
Compliance
Barcode Size Requirements That Stop Carton Rejections
Barcode size requirements are a range, not one number: EAN-13 scales 80-200%, ITF-14 only 50-100%. Miss the floor or trim the quiet zone and the carton bounces.
Compliance
CPSC eFiling: The 7 Data Points Your Importer Needs
CPSC eFiling became mandatory on 8 July 2026. Your US importer signs the certificate, but all seven data elements come from your factory. Here is what to send.
Compliance
Formaldehyde Emission Limits for Furniture: 6 Costly Myths
Formaldehyde emission limits for furniture tightened in the EU on 6 August 2026, and an E1 certificate no longer clears it. Six myths that stall shipments.