Beach Betties Sunshine Muscle Shirt
About this piece
This soft, sleeveless tank is so comfy you're going to want to wear it everywhere, be it on your couch, out on a walk, or during a yoga class. The relaxed fit and low-cut armholes gives it a casual, urban look.
• 100% airlume combed ring-spun cotton
• Fabric weight: 4.2 oz/y² (142 g/m²)
• 32 singles
• Relaxed fit
• Side-seamed construction
• Wide, low-cut armholes
• Blank product sourced from Nicaragua, Honduras, or the US
Size guide
SHIRT WIDTH (inches) SHIRT LENGTH (inches) CHEST TO FIT (inches) S 18 26 34-37 M 20 27 38-41 L 21 5/8 28 42-45 XL 23 5/8 29 46-49 2XL 25 5/8 30 50-53Size guide+
| Size | Chest (in) | Hips (in) |
|---|---|---|
| 2XS | 31.5 | 33.9 |
| XS | 33.1 | 35.4 |
| S | 34.7 | 37.0 |
| M | 36.2 | 38.6 |
| L | 39.4 | 41.7 |
| XL | 42.5 | 44.9 |
| 2XL | 45.7 | 48.0 |
| 3XL | 48.8 | 51.2 |
| 4XL | 52.0 | 54.3 |
| 5XL | 55.1 | 57.5 |
| 6XL | 58.3 | 60.6 |
Body measurements — measure yourself, not a garment. Fit varies by style; see the fit note beside the size options.
Fit & care+
- Machine wash cold, tumble dry low
- Iron inside out on low heat
- Don't dry clean
Shipping+
Ships from the USA. Made on demand, so orders take 2–5 business days to produce (up to 7 for embroidered items), then 3–4 business days in transit — about 5–9 business days in all.
Shipping is calculated at checkout once you enter your address. Express delivery is available at checkout on some items for an extra charge. Tracking is emailed when the order ships.
Returns+
30 days from delivery, for unworn items in original condition with tags.
Contact us first— we'll send a prepaid return label and instructions. Items sent back without requesting a return can't be accepted.
Ocean Cleanup+
5% of profits from every purchase go to The Ocean Cleanup. Learn more →