Customize the strap on your Scope Dual and Scope Mono with additional custom strap and color options. Additional colors include: Red, Blue, Yellow and Black in elastic material. No more pinching or hair pulling! The Scope Dual mask comes standard with a grey silicone strap and Scope Mono mask comes standard with a grey elastic strap. All strap and color options include a Zeagle Multi-Tool that can be used for Scope Dual and Mono, Recon Fins and Zeagle regulators. The silicone strap and color options also include the colored lens retainer kits.