Product details:

Use the FlexStone Window Sill Trim Kit to frame around windows in a FlexStone tub or shower surround. FlexStone Window Sill Trim is made of the same material as FlexStone panels and adds a complementary finished look to a FlexStone surround. The kit includes four pieces of 48 in. window sill trim and four corner blocks.

• Includes four 6 in. x 48 in. pieces with a 1 in. finished lip and four corner blocks
• Made to perfectly match FlexStone tub and shower wall surround colors
• Can be cut down to frame window sizes of 48 in. square or less
• Corner blocks provide a finished look while simplifying the install