Adjustable underseat pad slides beneath your passenger seat to mount medium to small bags. 2 fold-over, self-securing hook and loop straps clip right onto your bag's D-rings. 4 adjustable straps mount a bag with a four-point tie-down.1-Universal adjustable under seat mounting pad2-Universal adjustable fold-over hook and loop straps with securing metal end hook, 36" long by 1" wide (working length 26")2-Universal hook and loop straps, 8" long by 1" wide4-Universal adjustable strap with clips and securing metal end hook 32" long by 1" wideNote: Under seat motorcycle pad not suggested for use with 4140KUR Full Dresser Bag when expanded or other bags taller than 18". Under seat mounting pad requires a smooth or recessed surface under passenger seat. Not suggested for H-D V-Rod, Badlander style seats, or passenger seats that are smaller than 6" wide and 1.5" thick.