Duvalay Comfort Sleeping Bag -4.5g Tog - Different colours availableThe Duvalay Comfort offers a thicker base compared to the Compact edition, providing a more comfortable sleep even on the toughest or most uneven surfaces. It is designed to smooth any surface and offers excellent pressure relief with its unique duvet and topper combination. Simply unroll to sleep in comfort and roll back up for storage. Available in 4 colours, this version has a 4. 5 Tog rating and comes with a built in 4cm topper. One can be used