Use locking suction cup to attach to smooth surfaces, such as boat hulls or interiors, RVs exteriors, truck beds, golf carts, and tie cords with clips to easily tie to leaning posts, t-tops, railings, picnic tables, trees branches, tents, and more. The drawstring top with litter guard helps ensure trash stays in place regardless of wind or motion with oversized Litter Guard cinch. Aerated mesh material allows air flow with durable mesh sides to prevent buildup of musty or foul smells. Reinforced seams tough PVC and nylon construction is made for rugged, outdoor adventures on land and sea. Holds 20 liters.