Keep Your Ice Bath Tub Cold Longer This 8 lb ice cube mold creates large ice blocks that melt slowly, helping speed recovery after workouts and reduce muscle soreness. A practical accessory for any ice bath tub or cold plunge setup. Collapsible Food-Grade Silicone Collapsible design for easy storage and transport. The trapezoidal shape and flexible silicone with a polished non-stick surface lets you pop out blocks with ease. Made from food-grade silicone to ensure safety, it won’t release chemicals into water or irritate skin. These large ice blocks are versatile for coolers, soap molds, beach trips, camping, hunting, BBQ, fishing, and more. Thickened Silicone Mold with The Lids The lid prevents water spills during freezing and handling. Thickened silicone provides sturdy support and keeps its shape as water freezes, so the blocks don’t deform or break under the weight of the large ice loaf. Durable for repeated use, a reliable choice over flimsy trays or bags. Convenient and Cost-Effective Reusable and affordable, offering a long-term solution to keep your ice bath cold without constant trips to the store. Simple to use: fill with water and freeze for about 12–24 hours. Dishwasher-safe for easy cleaning. These giant ice block molds pay for themselves over time.