Size guide
| US MEN | UK | EUROPE | FOOT LENGTH (inches) | JAPAN | OUTSOLE LENGTH (inches) | |
| 5 | 5 | 4 | 37.5 | 9 ⅛ | 23 | 10 ¼ |
| 5.5 | 5.5 | 4.5 | 38 | 9 ¼ | 23.5 | 10 ¼ |
| 6 | 6 | 5 | 38.5 | 9 ½ | 24 | 10 ⅝ |
| 6.5 | 6.5 | 5.5 | 39 | 9 ⅝ | 24.5 | 10 ⅝ |
| 7 | 7 | 6 | 40 | 9 ¾ | 25 | 10 ¾ |
| 7.5 | 7.5 | 6.5 | 40.5 | 10.00 | 25.5 | 11 ⅛ |
| 8 | 8 | 7 | 41 | 10 ⅛ | 26 | 11 ⅛ |
| 8.5 | 8.5 | 7.5 | 42 | 10 ¼ | 26.5 | 11 ⅜ |
| 9 | 9 | 8 | 42.5 | 10 ½ | 27 | 11 ⅝ |
| 9.5 | 9.5 | 8.5 | 43 | 10 ⅝ | 27.5 | 11 ⅝ |
| 10 | 10 | 9 | 44 | 10 ¾ | 28 | 12.00 |
| 10.5 | 10.5 | 9.5 | 44.5 | 11.00 | 28.5 | 12 ⅛ |
| 11 | 11 | 10 | 45 | 11 ¼ | 29 | 12 ⅛ |
| 11.5 | 11.5 | 10.5 | 46 | 11 ½ | 29.5 | 12 ½ |
| 12 | 12 | 11 | 46.5 | 11 ¾ | 30 | 12 ¾ |
| 12.5 | 12.5 | 11.5 | 47 | 11 ⅞ | 30.5 | 12 ¾ |
| 13 | 13 | 12 | 47.5 | 12 | 31 | 12 ¾ |
★★★★★Sarah L.I’ve never felt more confident in my daily wear. The joggers and crop tops fit perfectly and move with me through workouts, errands, and even nights out. Chaisaidor nailed comfort with style!
Fitness Coach
★★★★★Mark R.My go-to tees are all from Chaisaidor. The fabric is soft, durable, and holds up even after countless washes. It’s become an essential part of my wardrobe.
Graphic Designer
★★★★★Jenna P.The hoodies are beyond cozy but still stylish enough to wear anywhere. I love that I don’t have to compromise between looking good and feeling comfortable.
College Student
★★★★★Alex T.Clothing should make you feel like your best self—and that’s exactly what Chaisaidor does. Every piece feels like it was designed just for me.
Entrepreneur
★★★★★Rachel M.I’ve tried plenty of brands, but the quality here stands out. The leggings are supportive, the stitching is strong, and everything feels premium. Totally worth it.
Photographer
★★★★★David K.From studio sessions to hanging out with friends, Chaisaidor’s shirts and sweatshirts transition effortlessly. It’s like the brand just gets my lifestyle.
Music Producer
★★★★★Maria G.I love how Chaisaidor blends minimal design with a bold edge. It makes styling easy, and I can dress pieces up or down depending on my mood.
Fashion Blogger
★★★★★Chris H.Whether I’m training, traveling, or just chilling, Chaisaidor has become my go-to. The sweatpants and hoodies are unbeatable in both comfort and style.
Athlete
★★★★★Emily S.These aren’t just basics—they’re elevated essentials. Every time I wear Chaisaidor, people ask me where I got it. The brand speaks for itself.
Marketing Manager
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