The Multi-Swipe Film-Sealing Paddle ensures a secure and uniform, pressure-sensitive seal around all wells and is an economical alternative to plate rollers. Film-Sealing Paddle are designed for use with all plate types. Reusable, recyclable The semi-soft, pliable sealing surfaces prevent the film/foil from being torn or ripped The non-flat contoured side is designed to go down to the plate; the center raised textured surface provides a non-slip finger hold Features two sealing surfaces: the shorter length fits inside the walls of raised-rim plates; the longer length is ideal for flat-top and deep-well plates Features two unique sized corner radii: 1/8 inch (0.3175 centimeter) and 1/16 inch (0.1588 centimeter) to seal around the plate perimeter; the tighter radii is for use with raised-rim PCR plates Recommended Usage Tips The printed side is used to seal the film to the plate Multiple swipes of the sealing paddle in both directions is highly recommended A 10 minute or greater dwell time at room temperature before processing increases the film-to-plate bond