10 ft tilt patio umbrella 10-Foot Outdoor Water/UV-Resistant Umbrella, Round Garden Market Table Mental Umbrella, with Crank, Adjustable Levels, Perfect For BBQ, Seaside, Swimming Pool, Beige : Patio, Lawn & Garden 6 Ribs/8 ribs Replacement Capacity:25AH auto:out-of-stock repels water and resists

10 ft tilt patio umbrella 10-Foot Outdoor Water/UV-Resistant Umbrella, Round Garden Market Table Mental Umbrella, with Crank, Adjustable Levels, Perfect For BBQ, Seaside, Swimming Pool, Beige : Patio, Lawn & Garden 6 Ribs/8 ribs Replacement Capacity:25AH auto:out-of-stock repels water and resists

6 Ribs/8 ribs Replacement Umbrella Canopy For Parasol Top Cover, Patio Umbrella Canopy Cover, 6.5ft/9ft/10ft Replacement Parasol Fabric For Garden Umbrella Market Umbrella(Color:Topaz,Size:3.0m/10FT(8 : Patio, Lawn & Garden

They're quite similar to backpacks that have stretchy mesh pockets actually, but more rugged when it comes to storing gear that has sharp pointy teeth

auto:out-of-stock

Capacity:25AH

This makes sense to me now

repels water and resists wear