Our on-line store is open 24/7 and we ship Monday through Friday, excluding some holidays. Orders received for products without shipping restrictions on its product page will ship the same business day when received before 12:00 p.m. PST. Orders in high demand will have an estimated production time listed on its product page and will ship according to the date listed.
Thule Chasm is a rough-and-ready duffel bag that can be thrown into your trunk or roof box, perfect for short trips or multi-day adventures.
These duffels can be converted into a backpack with shoulder straps that tuck away when not in use. The wide mouth opening makes it easy to pack all your gear, and the internal mesh pockets help keep you organized.
Built to perform, this backpack is constructed from a durable 900D fabric with a PFC-free durable water-repellent finish to withstand the wear and tear of your adventures and protect your gear from the elements. All the exterior and interior fabrics, webbings, and mesh are made with 100% recycled materials.
Made of recycled fabrics
All the exterior and interior fabrics, webbings, and mesh are made of 100% recycled materials
Easy access to gear
Easy access to gear through the oversized, wide-mouth opening
Converts from a duffel to a backpack
2-in-1 design easily converts from a duffel to a backpack (backpack straps tuck away when not in use)
Weather-resistant materials
Protect contents from the elements with the durable, weather-resistant tarpaulin fabric
Internal organization
Keep small contents organized and easy to locate with the internal mesh pockets
Keeps your items in place
Prevent belongings from falling to the bottom of the bag in backpack mode thanks to external compression straps
Carry case doubles as internal storage
Included carry case provides convenient storage and can be used as an accessory pouch inside the bag
Protects your belongings
Protect belongings from the ground thanks to the padded bottom
Quick access to the essentials
Quickly access small go-to items in the large zippered mesh pocket
Easy to lift
Easily lift in and out of a trunk or a rooftop box with oversized grab handles
Deters theft
Deter theft with lockable zipper pulls (locks sold separately)
Dimensions (LxWxH)
27.0 x 16.0 x 12.0 in
Weight
3.9 lb
Volume
70 L
Color
Black
Material
100% recycled 900D polyester, Phthalate-free laminate
Collection
Thule Chasm Collection
Country of origin
Indonesia
Model name
TDSD303
Model number
3204993
We are a Seattle, WA based outdoor gear store with a mission to make climbing, backpacking, skiing & mountaineering accessible and enjoyable for everyone.
© 2026, Master Store