Fasten this back rest on your kayak to give your back a break on long paddling trips. The back rest is easily installed just by clipping into your kayak's attachment points, and once installed in place, adjust the strap for personal fit. A great comfort enhancer for long-term use.<br /><br /><b>Features:</b><br /> Lightweight, shock absorbent and comfortable.<br /> Contoured massage points add muscle relief.<br /> Easy to install with durable nylon clips.<br /> Four back and side webbing straps with snap hooks to optimize personal fit.<br /> Provide lower back with great support and comfort.<br /> Compatible with almost every kayak.<br /><br /><b>Specifications:</b><br /> Material: EVA + Oxford cloth <br /> Thickness: 13mm / 0.51in<br /> Size: 24 * 53cm / 9.5 * 20.9in (H * W)<br /> Package weight: 268g / 9.4oz<br /><br /><b>Package List:</b><br /> 1 * Kayak Back Rest<br /> <br /><b>Notes:</b><br /> 1, Please allow 1-2cm (0.4-0.8") differences due to manual measurement, thanks.