Do you open or close them when you’re wearing them?

Neither. They don’t open or close. They are a filter that allows air in when you breath but not when you breath out.

How often do the filters need to be changed?

I change mine about every 5-7 days depending how much use

Are you open or close them when you’re wearing them?

Close them to lock the filter in place

How well do these work with glasses? Fog up or no?

This mask is much better for me than the cloth masks. With normal breathing, my glasses don’t fog up. With harder breathing glasses fog a bit

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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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NBDIB 4 Pack Adjustable Reusable Face Protection with 8 Carbon Filters and 8 Valves for Cycling Sport Black

Product ID: 239332337

💨8 breathing valves for enhanced airflow

🛡️8 activated carbon filters for superior dust defense

🚴‍♂️4 masks for multi-sport use

$57.03

Duties & taxes included

In stock

Sold byAmazon EcuadorDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Ecuador.

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Description

🚴‍♀️ Gear up, breathe easy, and never miss a ride!

FOG FREE VISION - Integrated nose bridge minimizes fogging—perfect for glasses-wearers on the move.
PRO GRADE DUST DEFENSE - Activated carbon filters block dust, pollen & large particles—breathe cleaner on every ride.
ECO FRIENDLY REUSABLE - Hand washable neoprene mask body designed for long-term use—sustain your health and the planet.
CUSTOMIZABLE COMFORT FIT - Adjustable ear straps and nose clip ensure a snug, anti-slip fit tailored for all-day wear.
QUICK CHANGE FILTER SYSTEM - Swap filters in 60 seconds to maintain peak protection without missing a beat.

The NBDIB 4 Pack Adjustable Reusable Face Protection set includes 4 sport-ready masks, 8 activated carbon filters, and 8 breathing valves designed for cycling and outdoor workouts. Featuring a customizable fit with adjustable ear straps and nose clip, these masks offer effective filtration against dust and pollen while reducing fogging for glasses wearers. The quick-change filter system and washable neoprene fabric ensure long-lasting, eco-conscious protection for active adults.

Specifications

ASIN	B08LC163QL
ASIN	B09F9SLDLZ
Age Range Description	Adult
Best Sellers Rank	#52,693 in Health & Household ( See Top 100 in Health & Household ) #11 in Cloth Face Masks
Brand Name	NBDIB
Closure Type	Elastic Strap
Color	4+8+8b Pcs
Customer Reviews	3.8 3.8 out of 5 stars (3,091)
Date First Available	September 2, 2021
Fabric Type	Adjustable_Face_Protection
Filter Class	N95
Fit Type	Adjustable
Included Components	Adjustable_Face_Protection
Item Package Quantity	1
Item Shape	Adjustable_Face_Protection
Manufacturer	NBDIB
Manufacturer	NBDIB
Material	Cotton
Number of Items	4
Part Number	NBDIB0000488
Pattern	Adjustable_Face_Protection
Product Style	Adjustable_face_protection
Reusability	Reusable
Size	1 Count (Pack of 4)
Special Features	Adjustable_Face_Protection
Theme	Sport
Unit Count	4 Count

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

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Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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TrustScore 4.5 | 7,300+ reviews

Farhan Q.

The delivery time was excellent, and the packaging was secure.

2 months ago

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Very impressed with the quality and fast delivery. Will shop here again.

4 days ago

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$57.03

Duties & taxes included

In stock

Sold byAmazon EcuadorDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Ecuador.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Yusuf A.

Fantastic experience overall. Will recommend to friends and family.

1 month ago

Fatima A.

Best international shipping I've ever tried. Worth every penny!

3 days ago

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