Saucony Havok XC Flat Mesh Tear up the course in the Saucony&reg; Havok XC Spike cross-country racing flat! Predecessor: None. Support Type: Neutral. Cushioning: Minimal feel with extreme flexibility. Surface: Trail. Differential: Not provided. An ultralightweight cross-country racing flat. Highly breathable mesh upper with featherlight synthetic overlays. Lightweight FLEXFILM material is melded to the upper for a seamless, flexible feel. Lace-up closure. Lightly padded tongue and collar for added comfort and performance. Fixed foam insole. Havok outsole features XT-600&trade; carbon rubber in high-wear areas. Six-spike cleat design supplies aggressive traction. Imported. Weight of foo