From the product description, check product page for current description, price and availability:

Large enough for your entire BBQ Kit
4.2x the storage capacity of our large case. With two mesh pockets available to store your Signals and Billows cables, you won’t misplace your cords with this case..

Secure storing with MOLLE
MOLLE stands for “modular light-weight load-carrying equipment” and is specially designed to offer maximum customization.Using the provided velcro straps, give each tool a designated place to protect them from damage.

Includes: 4 Large Velcro Straps and 4 Small Velcro Straps

5-loop Integrated MOLLE system on the interior base and lid
• 5 rows on the bottom
• 4 rows on the lid above the mesh pockets

Deep enough to stack all your probes
Wish you could stack your probe spools four-high? Check. The XL Storage Case is designed for the cooking enthusiast who keeps a probe for every type of cook. Store all your probes in neat stacks or spread them out. It’s up to you.

Experience a BBQ case large enough to keep all your gear in one spot and strong enough to keep your expensive tools safe.

Say hello to the ThermoWorks XL Storage Case. Expanding on our popular Large Zippered Storage Case, the new XL Storage Case gives you 2x the space for added flexibility to build your own BBQ kit exactly how you like it.

From the product description, check product page for current description, price and availability:

Best-in-Class Airflow Technology: 46 CFM
This is why billows is able to stabilize and control temperature over your entire cook more efficiently than any competitor.

Controller Compatibility: Works with any ThermoWorks controller
Control your cook more efficiently with Billows and ThermaQ 2, SmokeX, or Signals.

Made to Fit Most Smokers
Easy to fit into any smoker’s BBQ fan opening.
(Optional mounting kits are available.)

Cook perfect, succulent BBQ meats over the course of many hours without having to worry about flareups, burn-outs, vent adjustments, or tending the coals. Confidently control your BBQ with ThermoWorks quality precision.

Billows now comes with Open Lid Detection, Billows returns the smoker to your set temp much quicker.

Maintains constant temperature control (±10°F/6°C typical) over entire cook
Fastest initial speed-to-temperature
Lowest overshoot, stabilizes faster
Control stability exceeds other units
One integrated system to monitor and control smoker and meat temps
Cool-touch industrial-molded weatherproof composite
Uses replaceable USB-C connector cables
True charcoal flavor without the hassle of fire tending
Engineered in Utah by ThermoWorks
When connected to a ThermoWorks compatible controller (required), the Billows fan quickly gets your smoker up to the target cooking temperature and keeps it there. The powerful 46 CFM fan maintains precise temperature control, whether you’re cooking in a stick-burner, ceramic, barrel, or drum cooker. An optional expansion connection kit is available to pair two Billows with the same controller for large smokers or cookers, but you’re not likely to need it, as powerful as Billows is. Up your game today with Billows.

Optional Billows Mounting Kits (sold separately) may be used to attach Billows to certain types of smokers. See the Question and Answers section for more details.

From the product description, check product page for current description, price and availability:

Best-in-Class Airflow Technology: 46 CFM
This is why billows is able to stabilize and control temperature over your entire cook more efficiently than any competitor.

Controller Compatibility: Works with any ThermoWorks controller
Control your cook more efficiently with Billows and ThermaQ 2, SmokeX, or Signals.

Made to Fit Most Smokers
Easy to fit into any smoker’s BBQ fan opening.
(Optional mounting kits are available.)

Cook perfect, succulent BBQ meats over the course of many hours without having to worry about flareups, burn-outs, vent adjustments, or tending the coals. Confidently control your BBQ with ThermoWorks quality precision.

Billows now comes with Open Lid Detection, Billows returns the smoker to your set temp much quicker.

Maintains constant temperature control (±10°F/6°C typical) over entire cook
Fastest initial speed-to-temperature
Lowest overshoot, stabilizes faster
Control stability exceeds other units
One integrated system to monitor and control smoker and meat temps
Cool-touch industrial-molded weatherproof composite
Uses replaceable USB-C connector cables
True charcoal flavor without the hassle of fire tending
Engineered in Utah by ThermoWorks
When connected to a ThermoWorks compatible controller (required), the Billows fan quickly gets your smoker up to the target cooking temperature and keeps it there. The powerful 46 CFM fan maintains precise temperature control, whether you’re cooking in a stick-burner, ceramic, barrel, or drum cooker. An optional expansion connection kit is available to pair two Billows with the same controller for large smokers or cookers, but you’re not likely to need it, as powerful as Billows is. Up your game today with Billows.

Optional Billows Mounting Kits (sold separately) may be used to attach Billows to certain types of smokers. See the Question and Answers section for more details.