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Product Information
The Lavacore Women's Short Sleeve Top is a multi-sport thermal garment built from a three-layer system, a water-repellant outer layer, a windproof and breathable middle layer, and a moisture-wicking inner fleece layer, designed to protect against wind chill and surface splash while allowing full flexibility of movement for watersports. This listing is size 16 (LG).
Who it is for
This top suits women who need thermal and wind protection for more extreme watersports where wind chill and surface splash are a factor. The lightweight, 4-way stretch fabric is built to move with the body during active sports.
Key details
The top uses overlapped flatlock seam construction with a full underarm gusset, and it carries a UPF 50+ rating for sun protection. The three-layer build combines a water-repellant/resistant outer, a windproof and breathable middle, and a warm, moisture-wicking inner fleece layer. Lavacore is neutrally buoyant, and the fabric has extended material on the back to help keep the shirt from riding up during movement.
Compatibility and sizing
Lavacore publishes this Short Sleeve Top in US women's sizing from 0 to 16, including half sizes 6W, 8W, 10W, 12W, and 14W. This specific listing is size 16, listed as LG.
DiveCatalog.com is an authorized Lavacore dealer and a dive shop in Irvine, California, since 2003. Call 888-701-4017 or chat with us if you have questions about fit or sizing before you order.
- Three-layer construction: Combines a water-repellant/resistant outer layer, a windproof and breathable middle layer, and a moisture-wicking inner fleece layer.
- UPF 50+ protection: The fabric carries a UPF 50+ rating to protect against UV exposure at the surface.
- Neutral buoyancy: Lavacore is designed to be neutrally buoyant.
- Flatlock seam construction: All seams are overlapped during flatlock sewing for durability.
- Underarm gusset: A full gusset is incorporated into the underarm for range of motion.
- 4-way stretch fabric: The material is lightweight and stretches in four directions.
- Extended back hem: Extra material on the back helps keep the shirt from riding up during activity.
- Windproof, breathable middle layer: Guards against wind chill while allowing breathability.
- Moisture-wicking inner fleece: Draws moisture away from the body to help maintain warmth.
| Brand | Lavacore |
| Product Type | Women's Short Sleeve Top |
| Size (this listing) | 16 (LG) |
| Available Sizing | US 0, 2, 4, 6, 6W, 8, 8W, 10, 10W, 12, 12W, 14, 14W, 16 |
| Construction | Three-layer (water-repellant outer, windproof/breathable middle, moisture-wicking inner fleece) |
| Seam Type | Overlapped flatlock seams |
| UPF Rating | UPF 50+ |
| Buoyancy | Neutrally buoyant |
| Underarm Design | Full gusset |
| Stretch | 4-way stretch |
| MPN | 20545071884 |
⚠️ 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 sizes does the Lavacore Men's Short Sleeve Top come in?
Lavacore publishes this Short Sleeve Top in sizes XS, SM, MD, ML, LG, XL, 2XL, 3XL, 4XL, King 1, and King 2. This specific listing is for the XS (X-Small) size in Black. Contact DiveCatalog.com if you need help confirming the right size for your build.
Can I wear the Lavacore Short Sleeve Top under my wetsuit?
Yes, the top is designed to be worn either as a stand-alone garment or layered under a wetsuit or clothing to help control core temperature in wet or dry, hot or cold conditions. Its lightweight 4-way stretch fabric and three-layer construction suit layering under a wetsuit.
What is the warranty on the Lavacore Short Sleeve Top?
Lavacore provides a one year limited warranty on materials and workmanship for original purchases made through an authorized Lavacore dealer, such as DiveCatalog.com. It covers manufacturing defects under normal use, and Lavacore repairs or replaces defective items at its discretion; it excludes damage from misuse, alterations, sun fading, or improper care, and no refunds are issued.
Does the Lavacore Short Sleeve Top protect against sun exposure?
Yes, it carries a UPF 50+ rating for UV protection. This makes it suitable for surface-level sun exposure in addition to its thermal and wind-resistant properties.
What sizes does the Lavacore Women's Short Sleeve Top come in?
Lavacore publishes this Women's Short Sleeve Top in US sizing from 0 to 16, including half sizes 6W, 8W, 10W, 12W, and 14W. This specific listing is for size 16, listed as LG. Contact DiveCatalog.com if you need help confirming the right size for your build.
Does the Lavacore Women's Short Sleeve Top affect buoyancy while diving?
No, Lavacore is designed to be neutrally buoyant, so wearing this top should not add buoyancy that requires weighting adjustments. It is intended as a layering garment for thermal and wind protection rather than a flotation aid.
Will the Lavacore Short Sleeve Top ride up during active movement?
It is built with extended material on the back specifically to help keep the shirt from riding up during paddling, swimming, or other active watersports movements. This is combined with a 4-way stretch fabric for flexibility of motion.
What are the layers of the Lavacore Women's Short Sleeve Top made of?
The top uses a three-layer system: a water-repellant/resistant outer layer, a windproof and breathable middle layer, and a moisture-wicking inner fleece layer. All seams are overlapped during flatlock sewing, and a full gusset is built into the underarm.












