Use these heavy-duty water tubes to hold your in-ground pool's cover in place and keep your pool protected during winter months. Made of heavy-duty vinyl that is 35% stronger than competing brands, these single water tubes are strong and puncture-resistant to ensure they'll last for years. The double heat-sealed seams feature a full 1/4-inch overlap to prevent splits, and their no-leak valves keeps them full for the entire winter. Simply fill these tubes with a garden hose, put them in place to hold your winter cover in down, and forget about them until spring.

• Single water tubes hold winter pool covers in place
• Tubes fill easily with a garden hose
• Empty and roll up for compact, easy storage when not in use
• Economical alternative to double water tubes
• No-leak valves provide peace of mind
• Seams are double heat sealed with a 1/4-in. overlap to prevent splitting
• Constructed of heavy-duty vinyl that is puncture resistant and 35% stronger than most other water tubes
• For use with in-ground pools