Hydrapak Seeker 4L Ultra Light Water Storage Insulation Filter Compatible New Product Details Go the distance with our high-capacity Seeker 4 L. The flexible coated handle allows for easy pouring and carrying. It packs away nice and easy. Its streamlined shape fits in a wide variety of packs, whether strapped to the outside or inside a pack pocket. Pairing volume with performance. Carry And Pour Handle Filter Compatible Packs Down Ultra Durable TPU Capacity 4 L / 140 fl oz Weight 104 g / 3.7 oz Dimensions 420 mm x 150 mm / 16.5 in x 5.9 in Filtration 42mm Filter Cap Compatible Material TPU, PP, Nylon