True Fit vs Fit Analytics vs Kiwi Sizing vs Sizely (2026)
We compared True Fit, Fit Analytics, Kiwi Sizing, and Sizely on price, platforms, and published accuracy, using dated primary sources only.
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Find guides by topic: how to measure, buying tips, selling tips, and the latest fashion trends.
How to Add a Size Chart to Shopify (3 Ways)
Theme section, a size chart app, or a free chart image from Sizely. Three ways to add a size chart to Shopify, and what each one takes and costs.
Read postEcommerce Return Statistics 2026: Rates, Costs, Causes
Every big ecommerce returns stat in one place, traced to its primary source: 2025 return rates, why clothing comes back, and what cuts returns.
Read postEcommerce Returns Solutions: What Actually Cuts the Rate
Returns solutions come in two types: tools that manage returns after they happen, and tools that prevent them. How they differ and which to buy first.
Read postFashion Ecommerce Benchmarks: Conversion, AOV, Returns
The core fashion ecommerce benchmarks in one place, each tied to its publisher and year: conversion, order value, cart abandonment, and returns.
Read postHow to Reduce Clothing Returns: 9 Tactics That Work
Returns eat margin and time, and most of them are sizing. Nine practical ways to cut clothing returns, with the data behind each and where to start this week.
Read postReturn Policy Template for Clothing Stores (Copy and Adapt)
Copy this return policy template for your clothing store and adapt it, plus the window, free-return, and exchange-first settings that cut wrong-size returns.
Read postSize Grading: How to Grade Sizes for a Clothing Line
Grading turns one fit-approved base size into a full range. How grade rules, common steps, and tolerances work, plus a worked example from a base medium.
Read postVirtual Fitting Rooms for Ecommerce: The Complete Guide
Virtual fitting rooms cover four different technologies, from body scans to size recommenders. What each does, what it costs, and when you actually need one.
Read postWardrobing, Bracketing, and Serial Returners, Explained
Wardrobing, bracketing, and serial returners get lumped together, but the fix for each is different. Here is what each one is and what to do about it.
Read postWhat is a tech pack? The complete guide for clothing brands
What a tech pack is, what goes in each section, and why it gets you faster factory quotes and better samples. Includes a free template to download.
Read postWhy a Size 6 Is Not a Size 6 Across Brands
We pulled the official size charts of six major brands. The same size 6 has a different bust, waist, and hip at each one. Here is the data, and how to cope.
Read posteBay Advanced Search - Top Tips & Tricks
A practical walkthrough of eBay Advanced Search: sold and completed filters, keyword matching, seller targeting, typo hunting, and saved searches for buyers and sellers.
Read postHow to Block a Buyer on eBay
Block a problem buyer on eBay in four steps, then set buyer requirements so you rarely have to. Includes a threshold-setting framework and how clearer listings cut the fit returns that create problem buyers.
Read postHow to Cancel Your eBay Order as a Buyer
A buyer's guide to canceling an eBay order: the one-hour self-service window, requesting a seller cancellation after it closes, refund timing, and the return path once an item ships, with each policy claim cited to eBay's official help pages.
Read postHow to Cancel Your eBay Order as a Seller
A seller's guide to canceling an eBay order, including the Seller Hub steps, the 30-day window, fee credits, and which reasons avoid an account defect.
Read postHow to put your eBay Store on Vacation Mode
A step-by-step 2026 guide to eBay's Time Away (vacation mode): where to find it, whether to pause or allow sales, what keeps running, and how to return.
Read postHow to Send an Invoice on eBay
A 2026 walkthrough of sending eBay invoices from Seller Hub, with combined shipping, managed-payments payout timing, and troubleshooting, sourced from eBay's help pages.
Read postHow to Use eBay Search - A Beginners Guide
A practical guide to eBay search: use short keywords, operators, filters and sort options to find better listings and real bargains.
Read postThe Language of Fit: How We Describe Clothing in 10 Different Countries
A cross-country glossary of clothing fit terms. See how slim, regular, relaxed and oversized translate (and shift meaning) across 10 markets, with a reference table and the measurements that make fit universal.
Read postHow Secondhand Fashion Changed the Way We Think About Sizing
How to find your size when buying secondhand or vintage: ignore the unreliable label and shop by flat measurements, with a what-to-check-by-garment table.
Read postWhy Sizing Standards Still Don't Exist, and What It Means for Online Shoppers
Sizing standards like ASTM, EN 13402, and ISO 8559 exist but are voluntary, so brands set their own fit and labels drift. Here is why sizes never match, and how to shop by measurement instead.
Read postHow to Measure Glasses?
The eye size is the most important number for fit. Read the three numbers stamped on the arm, or confirm them with a millimeter ruler in about two minutes.
Read postHow to Measure a Jacket?
A guide to measuring jackets and blazers flat for online listings: nine flat measurements in inches and centimeters, a size-tag table cross-checked against ASTM D6240 and ISO 8559-1, fit notes, common mistakes, and FAQs.
Read postHow to Measure a Dress Shirt?
A plain guide to measuring a dress shirt the right way, reading the neck and sleeve numbers on the tag, and knowing which measurement controls which part of the fit.
Read post20 Tips for Selling Clothes Online
20 practical tips for selling clothes online across eBay, Poshmark, and Mercari, with a flat-measurement table and cited sources.
Read postHow to Measure a Belt?
Measure a belt by running a tape from the buckle fold to the hole you fasten most. To buy new, add 1 to 2 inches to your pants waist.
Read postHow to Measure a Bikini?
Measure a bikini in five laid-flat readings: cup length, cup width and band on the top, waist width and front-to-back rise on the bottom. List the relaxed flat numbers, not body size, so shoppers compare against the garment.
Read postHow to Measure a Bodysuit?
A hands-on guide to measuring a bodysuit flat, with the six points that matter, measured flat ranges by size, a thong vs full-cut leg diagram, and a fit-notes FAQ.
Read postHow to Measure a Dress?
A guide to measuring a dress flat, point by point, with a worked example, an inline flat-to-body conversion calculator, and ASTM-aligned definitions. Reviewed June 2026.
Read postHow to Measure a Hat?
Measure a hat with three numbers, the inside circumference that sets the size plus crown height and brim width, with a circumference-to-size chart and step-by-step instructions.
Read postHow to Measure a Polo Shirt?
A flat-measurement guide to a polo shirt's chest, shoulder, sleeve, length, waist and hem in inches and centimeters, with fabric, fit and common-mistake notes.
Read postHow to Measure a Skirt?
A step-by-step guide to measuring a skirt flat: waist, hip, length, and hem sweep, plus which numbers to double and the most common listing mistakes.
Read postHow to Measure a Sweatshirt?
A step-by-step guide to measuring a sweatshirt flat (chest, length, shoulder, sleeve, cuff, hem and neck) in both inches and centimeters for accurate listings.
Read postHow to Measure a Swimsuit?
A step-by-step guide to measuring a swimsuit flat: the five key measurements, how to read the tag, and the mistakes that cause returns.
Read postHow to Measure a T-Shirt?
A flat-measurement guide to a t-shirt's chest, length, shoulder, sleeve and hem, with a size table and the common mistakes that throw numbers off.
Read postHow to Measure Jeans?
A step-by-step guide to measuring jeans flat across eight points, with doubled inch and cm readings, a numbered diagram, brand size-chart references.
Read postHow to Measure Shorts?
A practical guide to measuring shorts flat across seven points, with a tag-equivalence table backed by ISO and ASTM body-measurement standards.
Read postPoshmark vs. Mercari: A Comprehensive Comparison of Top Reselling Platforms
Poshmark and Mercari both charge a 10% to 20% seller fee in the U.S. as of 2026. A side-by-side breakdown of the real fee math, shipping ($6.49 on Poshmark via USPS Ground Advantage vs Mercari's carrier labels), audience fit, and which platform to choose, with every figure tied to a dated primary source.
Read postSEO for Your Ebay Store?
eBay SEO in 2026: how Cassini ranks listings, a Cassini vs Google factor table, Item Specifics by category.
Read postThe Complete Guide to Selling on Poshmark: Tips and Tricks for Success
A workflow for Poshmark in 2026: how fees work, how to set up listings, the flat measurements that reduce returns, what sells fastest, and how to run a closet like a business. Includes a measurement diagram, a measurement-rich vs tagless comparison, and cited Poshmark fee and policy sources.
Read postThe Complete Guide to Successfully Selling Vintage Clothing Online
A practical guide to selling vintage clothing online: sourcing, dating pieces, measuring, photographing, choosing platforms, and cutting fit-related returns.
Read postUnderstanding Men's Ring Sizes: A Comprehensive Ring Size Chart
The average men's ring size is a US 9 to 10, about 59.5 to 62.1 mm around the finger. Here is the full size chart, a printable sizer diagram, and a step-by-step at-home method to measure your ring size without a jeweler.
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