Cool hammocks 15inches x 11inches pkt of 2 Cool hammocks by bettysbeds Cool hammock. Strong and durable made of polyester with emulsion backed polycotton binding tape metal D rings and two clips to each corner . Size 15 x 11inches + D rings and clips These hammocks have been tried and tested Rats just love to bounce around on these super springy hammocks When it gets hot you will find them having a nap suspended in the cooling air. A must for all ratty lovers