12cm red triangular float specifically for sea fishing ponds. Made of silicone material, it's designed to snag less, allowing for quick and accurate depth measurement. Depth measurement is now decided! Essential for sea fishing ponds! Will this guarantee a huge catch? First, you need to measure the depth of the bottom. Marushin Depth Measurement Triangle 12cm Accurate Depth Measurement for Sea Fishing Ponds New / Unopened - Size: Approximately 12cm in length - Material: Plastic - Size: 12cm - Color: Red - Application: Exclusively for sea fishing ponds - Features: Triangular shape, less likely to snag - Material: Silicone used