The Sea to Summit Mat Coupler Kit Loops ensure that your sleeping mat stays with your partner's, if you're wanting to sleep close. A slim design means they'll fit inside your sleeping mat's stuff sack easily—no more negotiating the gap between your mats when you're snuggling with your tent partner. .embed-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; } Features: Can be used with any combination of Sea to Summit sleeping mats Simple to use Low profile and sturdy design stays flat for comfortable positioning Please note : Sleeping Mats are for display purpose only Product Details: Series: Sea to Summit : Sleeping MatsManufacturer Colour: GreyMaterial: Nylon More features: Folds down to 11.5 x 9.5 x 2 cm, so it can live permanently in the mat's own stuff sack Each strap is only 4 mm thick, which is why the joined mats still sit flat under a sleeping bag Specifications: Weight: 0.017 kg Packed Weight: 0.033 kg Strap Length: 270 cm Strap Width: 2 cm Strap Thickness: 0.4 cm Packed Dimensions: 11.5 x 9.5 x 2 cm