Kingnex Zippered Twin XL Mattress Protector
for College Extra Long Twin Bed Fits 9-12 in Deep Pocket Waterproof 6 Sided Complete Mattress Encasement Cover
Price as of 2026-06-17. Check Amazon for the current price.
Quick Decision
Is This Right For You?
- •Budget-conscious shoppers — priced below 70% of mattress protectors and encasements
- •Those who want a top-rated option — in the top 12% of mattress protectors and encasements by rating
- •U-Haul Queen Mattress Bag — 50% cheaper at $10 (Score A-)
- •Nordic Elk Mattress Bags — higher rated at 4.8/5 ($29)
📊 Based on data analysis of 166 products in this category.
Mubboo Score: B
How we calculate the Mubboo Score
Quality (45%): customer rating, normalized to a 10-point scale
Popularity (35%): review volume vs the category leader, log-scaled
Value (20%): price position vs other mattress protectors and encasements
Computed from live Amazon rating, review count, and price across 166 mattress protectors and encasements · last refreshed 2026-06-17.
How It Compares
This Product Kingnex Zippered Twin XL Mattress Protector | Most Popular SafeRest Waterproof Queen Size Mattress Protector | Best Rated Nordic Elk Mattress Bags | Best Value U-Haul Queen Mattress Bag | |
|---|---|---|---|---|
| Price | $19.99 | $41.99 | $28.98 | $9.95 |
| Rating | 4.6/5 | 4.6/5 | 4.8/5 | 4.4/5 |
| Reviews | 800 | 280,133 | 19,798 | 5,645 |
| Mubboo Score | B | A- | A- | A- |
What People Say
Synthesized from 40 reviews · 100% verified purchases.
Check the mattress protector’s fit for your mattress depth and follow care instructions to maintain waterproofing after washes. Zippered encasements offer full protection but may trap heat.
- Effective waterproof protection
- Comfortable and quiet (no crinkly plastic feel)
- Secure fit with deep pockets, stays in place
- Breathable and doesn't trap heat
- Easy to install and wash
- May cause sweating or overheating
- Waterproof coating may degrade after washing
- Loose fit on thinner mattresses
Related Video Reviews
- 📹 Best Mattress Protectors | TOP 5 for 2026 — Which Is Right Choice for You? — Consumer Reviews
About Kingnex
- 6 products in our database
- Average rating: 4.6/5 across all products
- Price range: $19.99 – $69.99
- Categories: bedspreads-coverlets-and-sets, mattress-protectors-and-encasements
Other mattress protectors and encasements
Bottom Line
Kingnex Zippered Twin XL Mattress Protector earns Mubboo Score B. Priced at $20 — a budget-friendly option, below the category average of $34. Rated 4.6/5 from 800+ reviews. Strong buy if: budget-conscious shoppers, those who want a top-rated option.
Frequently Asked Questions
Is the Kingnex Zippered Twin XL Mattress Protector worth buying in 2026?
It earns a Mubboo Score of B, with a 4.6/5 rating from 800 reviews — better than 88% of mattress protectors and encasements we track.
How much does the Kingnex Zippered Twin XL Mattress Protector cost?
It is currently $19.99 — budget-tier pricing for mattress protectors and encasements.
How does the Zippered Twin XL Mattress Protector compare to other mattress protectors and encasements?
The category's most-reviewed alternative is the SafeRest Waterproof Queen Size Mattress Protector (4.6/5, 280,133 reviews, $41.99). The Zippered Twin XL Mattress Protector carries a Mubboo Score of B vs A-.
Sources & References
Mubboo may earn a commission on purchases made through affiliate links. This does not affect our Mubboo Score, product rankings, or editorial judgments. Prices are accurate as of the last sync (2026-06-17) and may change.