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Product Information
The Tusa Serene Adult Travel Set (UP-1521QB) is a three piece snorkeling and diving package for adults that pairs the UM-16 Serene single lens mask, the USP-250 Hyperdry Elite dry top snorkel and the UF-21 adjustable open heel fins, offered here in Hot Pink in sizes S (Small) and M (Medium). The compact, travel friendly blade design keeps the whole kit light and easy to pack between trips.
Who it is for
This set suits adult snorkelers and divers who want one matched mask, snorkel and fin combination for vacations, resort snorkeling, pool sessions and recreational scuba use. Because the UF-21 fins use an open heel foot pocket with an adjustable silicone strap, they are easy to put on and quick to fine tune, which makes the set practical for travelers and for anyone sharing gear between family members with similar sizing.
Key details
- UM-16 mask: one window wide field of view design, pure silicone skirt with a patented round edge, 3-D strap and a five position strap angle adjustor. ClearVu tempered glass lens.
- USP-250 snorkel: patented Hyperdry Elite dry top with an independent high buoyancy float, large capacity drain chamber, high flow purge valve and a crystal silicone flex-neck and mouthpiece.
- UF-21 fins: Advanced Multi-Flex long blade with thrust channel technology, soft and durable compound foot pocket, adjustable silicone heel strap.
Compatibility and sizing
Fin sizing is offered as S (Small) and M (Medium); the adjustable silicone strap allows micro adjustment within each size. The Hot Pink set ships as SKU UP-1521QB-HP-S or UP-1521QB-HP-M depending on the size chosen.
What's in the box
- UM-16 Serene mask
- USP-250 snorkel
- UF-21 fins
- Travel bag
DiveCatalog.com is an authorized Tusa dealer and a dive shop in Irvine, California since 2003. Call or chat with us at 888-701-4017 if you want help choosing between the Small and Medium fin size or confirming mask fit.
- Three piece travel set includes the UM-16 Serene mask, the USP-250 snorkel and the UF-21 fins (model UP-1521QB).
- UM-16 one window mask uses a single lens design for a wide field of view with ClearVu tempered glass for clarity and light transmission.
- Pure silicone skirt with a patented round edge that gently conforms to the face for comfort and a better seal.
- 3-D strap and five position adjustor allow micro adjustment of the strap angle for a secure, personalized fit.
- Hyperdry Elite dry top snorkel uses an independent high buoyancy float to close the tube opening and keep water out.
- Large capacity drain chamber with a high flow purge valve for quick, easy clearing with minimal water left in the mouthpiece.
- Crystal silicone mouthpiece and flex-neck made from pure silicone for comfort, with a protective mouthpiece cover.
- UF-21 Advanced Multi-Flex long blade with thrust channel technology for efficient propulsion and power transfer.
- Open heel foot pocket in a soft, durable compound with an adjustable silicone strap for easy entry and a secure hold.
- Travel friendly blade design keeps the set compact and light for packing, and the set comes standard in a travel bag.
- Two adult fin sizes offered in S (Small) and M (Medium) in the Hot Pink colorway.
| Set model | UP-1521QB (Serene Adult Travel Set) |
| Components | UM-16 mask, USP-250 snorkel, UF-21 fins |
| Color | Hot Pink |
| Fin sizes | S (Small), M (Medium) |
| SKUs | UP-1521QB-HP-S, UP-1521QB-HP-M |
| Mask lens configuration | 1-window, wide field of view |
| Mask lens material | ClearVu tempered glass |
| Mask skirt material | Pure silicone, patented round edge skirt |
| Mask strap | 3-D strap with five position strap angle adjustor, EZ strap and buckle system |
| Snorkel dry top | Patented Hyperdry Elite dry top with independent high buoyancy float |
| Snorkel purge | Large capacity drain chamber with high flow purge valve |
| Snorkel mouthpiece | Crystal silicone flex-neck and mouthpiece with protective mouthpiece cover |
| Fin blade | Advanced Multi-Flex long blade with thrust channel technology |
| Fin blade technology | Advanced Multi-Flex long blade with thrust channel technology, travel friendly compact blade design |
| Fin foot pocket | Open heel, soft durable compound |
| Fin strap | Adjustable silicone heel strap |
| Packaged dimensions (as published for UP-1521QB-W) | 18.7 x 9.1 x 3.9 in |
| Weight (as published for UP-1521QB-W) | 2.16 lbs |
| Barcodes | 685193467146 (S), 685193467153 (M) |
- UM-16 Serene mask
- USP-250 snorkel
- UF-21 fins
- Travel bag
⚠️ 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
What comes in the Tusa Serene Adult Travel Set?
The set includes three pieces: the UM-16 Serene single lens mask, the USP-250 snorkel with Hyperdry Elite dry top technology, and the UF-21 open heel fins with adjustable silicone straps. The set comes standard in a travel bag, and the snorkel also includes a protective mouthpiece cover to help extend mouthpiece life.
How do I choose between the Small and Medium fin size?
The Serene Adult Travel Set is offered in S (Small) and M (Medium). The UF-21 fins use an open heel foot pocket with an adjustable silicone strap, so the fit can be fine tuned within each size. If you are between sizes, call or chat with us at 888-701-4017 and we will help you decide.
Is the USP-250 snorkel a true dry snorkel?
Yes. The USP-250 uses Tusa's patented Hyperdry Elite dry top, which relies on an independent high buoyancy float to close the tube opening quickly and efficiently so water does not enter when the top submerges. It also has a large capacity drain chamber and a high flow purge valve, so any water that does get in clears with minimal effort.
Can this set be used for scuba diving as well as snorkeling?
Yes. The components are designed for both snorkeling and recreational scuba use. The UM-16 mask offers a one window wide field of view with a pure silicone skirt, and the UF-21 fins use an Advanced Multi-Flex long blade with an open heel foot pocket and adjustable silicone strap. The compact blade design also makes the set easy to pack for trips.





















