{"product_id":"mongbyya-sleeping-bag-liner-travel-sheet-lightweight-compact-packable-breathable-polyester-gray","title":"MongByYa Sleeping Bag Liner Travel Sheet — Lightweight Compact Packable, Breathable Polyester (Grey)","description":"\u003cp\u003e\u003cstrong\u003eThe MongByYa Sleeping Bag Liner is a lightweight, packable travel sheet that protects bedding, adds warmth, and converts into a minimalist sleeping bag for backpacking, hostels, and hotels.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for travelers who want clean, comfortable sleep without hauling a bulky sleeping bag, this travel sheet combines soft, breathable polyester with thoughtful entry and ventilation features. It folds into a small pouch, fits multiple sizes, and works year-round either as a liner inside a larger bag or by itself during warm-weather trips. The construction emphasizes skin comfort, easy care, and functional details that make sleeping away from home simpler.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this liner make hostel and hotel stays more hygienic?\u003c\/h3\u003e\n\u003cp\u003eThe liner provides a barrier between you and unfamiliar sheets, pillowcases, and duvets while still feeling soft against skin. Its fabric resists pilling and clinging, and the full-length coverage reduces direct contact with shared bedding surfaces.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFull-body sleep sack protects bedding from sweat and oils\u003c\/li\u003e\n  \u003cli\u003eSilky polyester finish avoids crinkling and friction against skin\u003c\/li\u003e\n  \u003cli\u003eMachine-washable for quick refresh after travel\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I use the MongByYa liner for different seasons and sleeping setups?\u003c\/h3\u003e\n\u003cp\u003eThis liner is built as a four-season accessory: it adds a modest layer of warmth when used inside a sleeping bag and functions solo as a lightweight bag in warm weather. Ventilation options help you adjust comfort without removing layers.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdds about 10–15°F warmth when combined with an existing sleeping bag\u003c\/li\u003e\n  \u003cli\u003eBottom zipper allows foot ventilation during hot nights\u003c\/li\u003e\n  \u003cli\u003eOpenable side buckles enable partial or full airflow control\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow portable and durable is the travel sheet for backpacking?\u003c\/h3\u003e\n\u003cp\u003eWeighing around 1.7 lb (770 g) and folding into a compact pouch, the liner slips into a daypack or carry-on without consuming much space. The polyester with sanding finish resists fading and pilling, making it suitable for repeated outdoor use and frequent washing.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompact folded size fits easily in backpacks and luggage\u003c\/li\u003e\n  \u003cli\u003eLightweight construction keeps base pack weight low\u003c\/li\u003e\n  \u003cli\u003eDurable fabric tolerates machine washing and tumble-dry low\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat practical features help with entry and comfort while sleeping?\u003c\/h3\u003e\n\u003cp\u003eHuman-centered details simplify getting in and out and let you fine-tune ventilation and mobility. Two buckles at the top and an invisible bottom zipper give flexible access and comfort for different sleeping positions and temperatures.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTwo top buckles let you open one or both sides for easy entry\u003c\/li\u003e\n  \u003cli\u003eInvisible bottom zipper provides foot movement and cooling\u003c\/li\u003e\n  \u003cli\u003eSmooth, noiseless fabric minimizes sleep disruptions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The MongByYa Sleeping Bag Liner is for travelers, backpackers, and budget-stay guests who need a hygienic, lightweight sleep solution that packs small. Choose it if you want a soft, breathable liner that doubles as a summer sleeping bag, adds a bit of thermal protection inside a larger bag, and is easy to clean after trips. Available in single and double sizes, it fits solo campers and couples sharing a bed.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the liner machine washable?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — machine wash and tumble dry low for quick, travel-ready cleaning.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much warmth does it add inside a sleeping bag?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Used as a liner it typically adds about 10–15°F of thermal protection.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"MongByYa","offers":[{"title":"Default Title","offer_id":59352055939420,"sku":"B0GQYT976B","price":44.67,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/mongbyya-front-view-packed-pouch.jpg?v=1791132186","url":"https:\/\/sportium.co.uk\/products\/mongbyya-sleeping-bag-liner-travel-sheet-lightweight-compact-packable-breathable-polyester-gray","provider":"Sportium Sports And Outdoors","version":"1.0","type":"link"}