Sizing is, in our experience, the single most common source of friction between international apparel buyers and their Indian suppliers — not fabric quality, not price, not even shipping delays. And almost every sizing dispute we've seen traces back to the same root cause: the buyer approved a size chart on paper and never physically measured a real, produced garment before greenlighting the full run.
Why size charts alone aren't reliable. A size chart is a target, not a guarantee. Two factories working from the same nominal size chart can produce genuinely different garments depending on their pattern-making process, cutting tolerances, and even the specific fabric batch being used (cotton with different stretch characteristics behaves differently even against identical pattern dimensions). A chart tells you what a supplier is aiming for. A sample tells you what they actually hit.
What "measuring a sample" actually means in practice. Don't just try it on and see if it looks roughly right — physically measure it with a tape measure against the agreed spec sheet, checking chest width, body length, shoulder width, and sleeve length at minimum. Compare those numbers directly against what was promised on paper. Small deviations (within about half an inch, depending on garment type) are normal and expected in apparel manufacturing. Larger deviations are a signal to raise the issue before bulk production, not after.
Sizing across different regional standards. This gets more complicated when you're importing into a market with different sizing conventions than what an Indian manufacturer defaults to. A "Medium" produced against a standard Indian size chart can run noticeably smaller than a "Medium" a European or North American buyer's customers expect. If you're importing for a specific regional market, share your target market's actual size chart with the supplier upfront rather than assuming "Medium" means the same thing on both ends — this single step prevents a large share of sizing complaints before they happen.
What to do if a sample comes back off-spec. Don't just note it and hope bulk production corrects itself — request a revised sample with the specific measurements flagged, and get written confirmation that the correction has been made before authorizing the bulk run. This adds a small amount of time to your timeline, but it's dramatically cheaper than discovering a sizing problem in a container that's already at your port, where your only real options are an expensive return, a discount sale, or absorbing customer complaints.
A practical tip for buyers on tight timelines. If a full pre-production sample isn't feasible due to time constraints, at minimum request precise measurements of a cut piece before sewing, and photos of the garment on a mannequin or model against a measuring reference. It's not a substitute for a physical sample in hand, but it's meaningfully better than approving from a chart alone.
How we handle this. We build sample review — including physical measurement against spec — into our standard process before any bulk cotton apparel order proceeds, and we're upfront if a sample comes back outside tolerance rather than letting a buyer discover it downstream. Getting sizing right before production is cheaper for everyone than fixing it after.