How much does this cost to the nearest dollar?

EPHEDORA 8 Wide Bed Bridge Twin (XL) to King Converter Kit - Mattress Extender Set to Fill in Gap - Memory Foam Filler Pad and Connector Strap - for Guest and Family Room (Twin to King)
🏚 FILL IN THE GAPS & KEEP THEM TOGETHER - With our complete mattress connector and bed gap filler kit, join any smaller size (Twin XL, Full XL or Queen) two beds to create a King Size bed. No more gaps, bumps, bulges. Softness and comfort instead. ⚙ EASY TO SETUP & STORE – Simply put together the beds, use the pad to fill in the gap between the mattresses and surround the beds with the included strap to make them tight. Make a family bed in minutes. Comes with a storage bag so you can store

Price is $40.00

Price: $39.99