Seac Libera Full Face Mask
In stock — ships from Irvine, CA
This item is currently on backorder. Order now to reserve yours, and we will ship it as soon as it is back in stock.
Seac Libera Full Face Mask - Black/Lime / S/M (Small-Medium) is backordered and will ship as soon as it is back in stock.
Pickup available at In Store
Usually ready in 2 hours
Seac full-face mask sizing (Libera, Magica, Unica). Imperial in bold, metric underneath.
| Size | Age | Chin to eyes in · cm |
|---|---|---|
| L/XL | Adult |
4.875+ 12.5+ |
| S/M | Adult |
4.125–4.750 10.3–12.4 |
| XS/S | 8+ |
3–4 7.6–10.2 |
| Junior | 6+ |
2.750–3.875 7–9.9 |
How Seac measures
- Chin to eyes: Measure from chin to eyes.
Source: Seac’s size chart.
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Save with Open Box or Used Purchase
Used Seac Libera Full Face Mask
Sale priceFrom $37.95 Regular price $99.00Unit price
Product Information
The Seac Libera Full Face Mask is a panoramic full face snorkeling mask for adults and children aged 10 and up, built around a patented separate channel breathing system that routes inhaled and exhaled air through completely different paths to prevent fogging and reduce breathing effort. It pairs a wide polycarbonate panoramic screen with a dry top snorkel that blocks water entry if the tube is accidentally submerged.
Who it is for
It suits snorkelers who prefer to breathe naturally through the nose and mouth instead of using a separate mask and mouthpiece, from first-time snorkelers to families on beach days, boat excursions and resort trips. Seac recommends it for adults and children 10 years and older, and the smaller XS-S shell is shaped for narrower faces.
Key details
- Patented separate channel breathing system for anti-fog performance and effortless breathing.
- Dry top snorkel in bright colors so you stay visible at the surface.
- Wide panoramic polycarbonate screen and a soft hypoallergenic silicone skirt.
- Integrated purge valves for drainage, plus quick release buckles on both sides for one-handed removal.
- Adjustable fabric straps at both the upper and lower head sections.
- Laboratory tested on Ansti machine equipment to verify breathing performance and keep CO2 levels below recommended safety limits.
Compatibility and sizing
Size is chosen by measuring nose-to-chin distance: under 10 cm takes XS-S, 10 to 11.5 cm takes S-M, and over 11.5 cm takes L-XL. Color choices include Aquamarine/Orange, Black/Orange, Black/Lime, Transparent/Pink, Blue Clear/Orange and Clear Green Lime, depending on size.
DiveCatalog.com is an authorized Seac dealer and a real dive shop in Irvine, California since 2003. Call or chat with us at 888-701-4017 if you want help measuring for the right size or picking a color.
- Separate channel breathing system Patented design sends inhaled and exhaled air through completely different channels for natural, effortless breathing and anti-fog performance.
- Dry top snorkel Blocks water from entering the tube in case of accidental submersion.
- Bright snorkel colors Bright snorkel colors improve visibility at the surface.
- Wide panoramic screen Polycarbonate lens gives an enhanced, wide field of view underwater.
- Hypoallergenic silicone skirt High quality soft silicone seals comfortably against the face.
- Purge valves Integrated valves drain any water that gets inside the mask.
- Quick release buckles Buckles on both sides let you remove the mask with one hand.
- Dual adjustable fabric straps Upper and lower head straps adjust independently for a stable fit.
- Smaller XS-S shell Reduced body on the XS-S size lightens the mask and improves fit on smaller faces.
- Laboratory tested safety Tested with Ansti machine equipment to measure breathing performance and keep CO2 levels below recommended safety limits.
- Sizes and colors Offered in XS-S, S-M and L-XL with color options including Aquamarine/Orange, Black/Orange, Black/Lime, Transparent/Pink, Blue Clear/Orange and Clear Green Lime.
- Recommended age Suitable for adults and children 10 years and older.
| Product type | Full face snorkeling mask |
| Breathing system | Patented separate channel (independent inhale and exhale paths) |
| Snorkel | Dry top system, bright color for surface visibility |
| Lens | Wide panoramic polycarbonate screen |
| Skirt material | High quality soft hypoallergenic silicone |
| Straps | Adjustable fabric straps, upper and lower head sections |
| Buckles | Quick release on both sides, single-handed removal |
| Drainage | Integrated purge valves |
| Sizing basis | Nose-to-chin distance |
| Size XS-S | Under 10 cm nose-to-chin |
| Size S-M | 10 to 11.5 cm nose-to-chin |
| Size L-XL | Over 11.5 cm nose-to-chin |
| Recommended age | Adults and children 10+ |
| Testing | Ansti machine laboratory testing for breathing performance and CO2 levels |
| Colors | Aquamarine/Orange, Black/Orange, Black/Lime, Transparent/Pink, Blue Clear/Orange, Clear Green Lime |
| Brand | Seac |
⚠️ WARNING: This product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
Frequently Asked Questions
How do I choose the right Seac Libera size?
Measure your nose-to-chin distance: under 10 cm takes XS-S, 10 to 11.5 cm takes S-M, over 11.5 cm takes L-XL. Under 10 cm takes the XS-S, 10 to 11.5 cm takes the S-M, and more than 11.5 cm takes the L-XL. The XS-S also uses a reduced body shell, which lightens the mask and improves the fit on smaller faces.
Does the Seac Libera fog up?
The Libera is built to resist fogging. Its patented separate channel breathing system keeps inhaled and exhaled air in completely different channels, so warm, humid exhaled breath is not directed across the lens. The result is a clear wide panoramic polycarbonate screen plus easier, more natural breathing through the nose and mouth.
Is the Seac Libera suitable for children?
Seac recommends the Libera for adults and children aged 10 and up. For younger or smaller faces, the XS-S size fits a nose-to-chin measurement under 10 cm and uses a reduced body shell that lightens the mask and improves fit on smaller faces. Always check the measurement rather than guessing by age alone.
What happens if water gets into the mask?
The Libera uses two features to deal with water. The dry top snorkel system closes off the tube to prevent water entry if the snorkel is accidentally submerged, and integrated purge valves let any water that does get inside drain out of the mask. Quick release buckles on both sides also allow fast single-handed removal.
