Characteristic: High quality Nylon material,UV stabilized construction. Easy open screw top - No tools required to open, simply lift and unscrew by hand. Complete with stainless steel retaining chain, to avoid losing or misplacing cap Cap contains a high grade O-ring seal Application: water hatch cover Suits 1-1/2 inch (38mm) I.D. hose Cutout hole size: H :70MM D:85MM d:50mm Suitable for many applications requiring a deck filler Including: Boats and yacht Caravans / Motorhomes Trucks And many more kitchen or area. Material: plastic colour: White Package Contents: 1 x water hatch cover Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.