Methods and systems for vector combining power amplification are disclosed herein. Its degree of shatter resistance, or seed retention, makes S32 suitable for mechanized harvesting. A foam spacer member is complementarily received inside each of the ends of the cross member. The contact surface completely contacts the striker along the entire axial length of the contact surface when the striker is disposed in any position within the allowable assembly variance relative to the latch mechanism. The gate electrode is covered with an insulation film. The present invention improves the durability of existing cushions, eliminates the need for users to purchase new outdoor furniture due to deterioration on accompanying cushions, and provides a fresh appearance to existing patio furniture.