Shop › 18mm Fully Worked Slide Image 1 of 3 Image 2 of 3 Image 3 of 3 18mm Fully Worked Slide $550.00 sold out PSOP and green slyme seashell with a half wigged bowl, three hole screen, matching handground joint, and horn. Sold Out Added! PSOP and green slyme seashell with a half wigged bowl, three hole screen, matching handground joint, and horn.