Fast Cooling: The refillable ice pack transforms water into a stable ice plate when frozen, providing fast, even cooling in cooler bags and lunch boxes. As a reusable cooling block, it reduces the need for disposable ice and is practical for picnics, commuting, and outdoor activities, while the wave pattern optimizes contact surface and cooling time.

Increased Efficiency: The wave pattern in the 600 design increases the contact surface between the cooling block and stored items, improving heat transfer and extending cooling time. The wavy surface adapts to contours inside cooler bags and lunch boxes, providing more even cooling levels for food and drinks during transport and reducing temperature fluctuations.

Practical 4-pack: Compact four-pack with dimensions 21.5cm x 10cm x 5.2cm provides flexibility to place cooling blocks in multiple containers or rotate between freezers for continuous cooling. The ABS+ice crystal construction preserves the internal freezing core, allows repeated freeze-thaw cycles, and offers a practical solution for workdays, outings, and food transport.

Specifications:

Color: Blue

Size: 21.5cm x 10cm x 5.2cm

Material: ABS+ice crystal

Parameters: Wave pattern increases contact surface; 4 pieces; water-filling design; freezes into an ice plate

Package includes:

Refillable ice pack x4