Block Surf Sand Paper – Surfboard Repair Essential When it comes to dialed-in surfboard repairs, the details matter, and sanding is where good fixes become great. The Block Surf Sand Paper pack is a must-have for any ding repair kit, offering durable, high-grit sheets designed specifically for smoothing fiberglass, resin, and foam. Whether you're leveling a fresh patch or fine-tuning the rails, this sandpaper delivers consistent abrasion for clean, pro-quality results. Ideal for both rough shaping and finishing work, it’s built to handle the unique contours and materials of your board. Features: Durable sandpaper sheets for surfboard repair Great for shaping, smoothing, and finishing Works on fiberglass, resin, and foam Essential for any DIY ding repair kit Fix it right. Sand it smooth. Get back in the water.