Demonia Neptune-68 Platform Ankle Boots with Spiked Buckles
Size Chart
Demonia unisex / men's size chart
| US Men | US Women | UK | EU | Insole (in) | Insole (cm) |
|---|---|---|---|---|---|
| 4 | 6 | 3 | 36 | 9.13" | 23.2 |
| 5 | 7 | 4 | 37 | 9.45" | 24.0 |
| 6 | 8 | 5 | 38 | 9.76" | 24.8 |
| 7 | 9 | 6 | 39 | 10.08" | 25.6 |
| 8 | 10 | 7 | 40 | 10.39" | 26.4 |
| 9 | 11 | 8 | 41 | 10.71" | 27.2 |
| 10 | 12 | 9 | 42 | 11.02" | 28.0 |
| 11 | 13 | 10 | 43 | 11.34" | 28.8 |
| 12 | 14 | 11 | 44 | 11.65" | 29.6 |
| 13 | 15 | 12 | 45 | – | – |
| 14 | 16 | 13 | 46 | – | – |
- This is a unisex style sized in US men's. Women: order 2 sizes down from your usual women's size (women's 9 = men's 7).
- Whole sizes only. Between sizes? Size up, especially for boots worn with socks.
Charts are the brand's published sizing. Fit can vary by style. Need more help? See our size guide.
California Prop 65 Warning
⚠ WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Couldn't load pickup availability

Shipping & Returns
Free US shipping on orders $49+. We ship within the United States only.
Need a different size? See our shipping and return policy for details.
- 3" (76mm) Platform Buckle Ankle Boot
- Coffin Shaped Rubber Claw Spike Studded Shield
- Quick Release Plastic Buckles
- Approximate calf circumference: 10.8"
- Approximate shaft height: 6.3"
Meet the Neptune-68—ankle boots that don’t play it safe. With a solid 3" platform and a striking coffin-shaped shield covered in rubber claw spikes, these boots mean business. The quick-release buckles keep things simple, and the black vegan leather looks sharp day or night. Whether you're dressing up or keeping it casual, they’re the kind of boots that make an impression without saying a word. Walk tall, walk bold.