GROVE Men’s Tungsten Polished Edges Domed Wedding Ring with Redwood Inlay - 8mm This extraordinary and highly-desired, dome profiled Tungsten Carbide ring by Thorsten features a real Redwood (or Sequoia Sempervirens) inlay of deep reddish brown. Redwood is commonly used in furniture exteriors and trims and musical instruments. Engraving available! See Pictures for Details. Does Not Delay Order. Includes Thorsten Lifetime and Lifetime Sizing Warranty (excluding re-engraving). Available in an 8mm width. Tungsten Carbide—the newest and strongest metal for jewelry that does not scratch easily. Note that the wooden inlay is protected by a resin that can be scratched. Comfort Fit – domed interior band slides over the knuckle easier with less friction.