Return policy comparison · 2026
Gisou vs K18
Policy data verified July 24, 2026 by the Thrifle team
Gisou
B+
3.4 / 5.0 · Good
Winner
K18
A-
4.0 / 5.0 · Very Good
The verdict
K18 has the more generous return policy in 2026, grading A- (4.0/5.0) against Gisou's B+ (3.4/5.0). It wins 1 of 5 scoring axes; the biggest gap is the return window: 90-day window (above average) versus 30-day window (industry standard).
Score breakdown
Five axes, 5.0 points total — the same deterministic grader behind every Thrifle policy page.
GisouK18
Return window · worth 2.0
Restocking fee · worth 1.0
Return shipping · worth 1.0
Holiday window · worth 0.5
Transparency · worth 0.5
Key terms side-by-side
| Gisou | K18 | |
|---|---|---|
| Return window | 30 days (unused, unopened) | ✓ 90 days (direct website purchases only) |
| Free returns | Yes | Yes |
| Restocking fee | None published | None |
| Return shipping | Free of charge within 30 days of arrival | — |
| Holiday extension | None published | None published |
| Non-returnable | Used or opened products; if a return drops your order below the qualifying spend for the free Honey Pup gift, the gift must be returned too | Products bought at partner salons (must go back to that salon, not K18 directly) |
| Watch-out items | — | — |
Gisou tip
If your return drops your order total below the gift-with-purchase threshold, they'll require the free Honey Pup back too — send whole orders back together to avoid the hassle.
K18 tip
This generous 90-day window only covers orders placed directly on k18hair.com — if you bought it at your salon, K18 corporate won't take it back, you have to go through the salon itself.
Frequently asked questions
Who has the better return policy, Gisou or K18?
K18 has the more generous return policy in 2026, grading A- (4.0/5.0) against Gisou's B+ (3.4/5.0). It wins 1 of 5 scoring axes; the biggest gap is the return window: 90-day window (above average) versus 30-day window (industry standard).
What is Gisou's return window?
Gisou's return window is 30 days (unused, unopened).
What is K18's return window?
K18's return window is 90 days (direct website purchases only).
Does Gisou or K18 offer free returns?
Gisou: Yes. K18: Yes.