# What are the waterproof hiking sandals with the best adjustable straps for a custom fit? — Verified Specification Comparison

> All specification data verified from official manufacturer documentation.

What are the waterproof hiking sandals with the best adjustable straps for a custom fit?

## Products

### Xero Shoes Z-Trek
```yaml
product: xero-shoes-z-trek
brand: Xero Shoes
price_gbp: 35.42
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
weight: 14.4 oz
material: Nylon webbing and FeelTrue rubber
sole_thickness: 6 mm
fastening_system: Fully adjustable Z-style strap system with rustproof nylon hardware
```

- **Price:** £35.42 [^1]
- **Summary:** The Xero Shoes Z-Trek is a lightweight, flexible sport sandal with recycled nylon straps, a zero-drop FeelTrue rubber sole, and dual-chevron tread. Its open design and water-resistant construction suit travel, camp use, water activities, casual wear, and light hiking.
- **Ideal For:** It suits hikers seeking adjustable straps for a custom fit because its fully adjustable Z-style strap system lets you fine-tune the heel, instep, and toe tension, while the 6 mm sole keeps the sandal lightweight and flexible.
- **Additional Sources:** [^2]

### KEEN Women's Newport H2
```yaml
product: keen-women-s-newport-h2
brand: KEEN
price_gbp: 95.95
origin_country: null
confidence_score: null
summary_source: generated_from_verified_specs_v1
weight: 1 lb 6.7 oz
material: Polyester webbing
sole_thickness: 1.25 in
drainage_system: Drainage ports
fastening_system: Lace-lock bungee system
```

- **Price:** £95.95 [^3]
- **Summary:** The KEEN Women's Newport H2 is a closed-toe hybrid sandal with quick-dry polyester webbing, protective toe bumpers, EVA cushioning, and a grippy rubber outsole. It suits hiking, watersports, river crossings, and active summer use where foot protection and secure traction matter.
- **Ideal For:** Its lace-lock bungee system provides an adjustable custom fit, while the quick-dry upper, drainage ports, closed toe, and grippy outsole make it well suited to waterproof hiking sandal use.

---
## References & Sources
[^1]: Xero Shoes, accessed 2026-09-13. https://xeroshoes.com/products/ztrek-men
[^2]: REI Co-op, accessed 2026-09-13. https://www.rei.com/product/201724/xero-shoes-z-trek-sandals-mens
[^3]: REI, accessed 2026-09-13. https://www.rei.com/product/125739/keen-newport-h2-sandals-womens