Ready for swim - The materials in the body of the boats include fiberglass and Kevlar. The half-inch-thick acrylic and polycarbonate cockpit canopy in the Angel is that of an F-16 fighter jet, while the larger Sea Breacher has a 0.75-inch canopy from an F-22 Raptor. Both of the boats are custom-built, though there are plans to mold the Sea Breacher.