Critters break into your pool by mistake and can't be to leave by themselves. Offering a bridge that provides a road to escape for little animal. Escape ramp allows animals to escape to safe place so that no more dead or drowning critters in your pool. Keep water cleaner and reduces pool maintenance time. The base is made of durable fabric and mesh which is waterproof and durable enough for years of continued use. The specially designed valve is not easy to leak. pool animal saver can be used in swimming pools, ponds and spa pools. Color: black+blue Material: composite material Package Contents: 1 x Pool Animal Escape Ramp Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.