Buying UGGs can be tricky because their signature sheepskin lining compresses and "molds" to your feet over time. Most experts and users agree that while they generally fit true to size (TTS), you should aim for a fit right out of the box . Standard Fit by Category

“Initially, they felt a bit snug straight out of the box... After a few months of wear, the lining flattened, making them a little more roomy and fitting true to size.” YouTube · Wearably Weird

Some reviewers find these slightly more snug in the toe box than the standard Classics. Slippers (Tasman, Coquette): Usually true to size . Models like the Go to product viewer dialog for this item. or Go to product viewer dialog for this item.

if you have wide feet, plan to wear thick socks, or are buying a stiffer fashion boot. The "Kids' Hack": You can save money by buying kids' sizes. Women's Size 8 = Big Kids' Size 6 Women's Size 7 = Big Kids' Size 5 Women's Size 6 = Big Kids' Size 4 Community Perspectives on Fit

if you prefer a snug fit, have narrow feet, or plan to wear them barefoot.

“I'm a size 8.5 and I'm trying to decide if I go with an 8 or 9... I'm a 7.5 but I got a 7 and after like 2-3 days... they are stretching so I wouldn't size up.” TikTok · elysemor · 2 years ago Quick Reference Comparison