Rampage factory replacement tops feature fade-resistant, marine-grade, wick-stop thread that seals the stitch holes to repel moisture and provide longer life without color fade. Self-correcting zippers on all door windows run smoother and last longer. Door panels have a double-adjusting system that ensures a snug, tight fit. All soft top seams are sealed for a weathertight fit. These kits use your original equipment soft top hardware.