Volcanoes and Geology design. Erupting Volcano with Lava, Magma, and Ash Volcano Lover's shirt This shirt is perfect for the geologist or volcano lover in your life! Teachers, adult, and kids will love this fiery shirt! This T-shirt is the perfect tshirt for Volcano, Lava, Magma fans. It's a great gift idea for a birthday, or Christmas. People who love Volcanologist, Erupting Ash, Volcanology, Science Rocks or Fire & Fiery Eruptions Lightweight, Classic fit, Double-needle sleeve and bottom hem