Build It.
Share It.
Win It.
Add-On Design Challenge:
Choose from 3 Products
Create add-ons and modular mounts—magnetic stands, wall holders, or desktop docks—to keep your SNAPBLOQ™ organized and ready for action.
Design a custom nozzle or smart stand—something that fits your daily cleaning and makes the vacuum even more useful.
Create compact, clever storage for your Pocket Air Pump—bike mounts, travel pouches, or holders that keep it ready on the go.

The Brief
New Semester, Fresh Ideas. Design add-ons for SNAPBLOQ™, AutoCare Vacuum, or Pocket Air Pump. Win exclusive merch and the product you designed for.

The Inspiration
Custom holders, clever organizers, and other smart add-ons. Here are some creative works made by our users. Make something smart, stylish, and useful — your way.

The Deadline
Share your designed piece on Instagram, tag @hoto_official, and use the hashtag #HOTOSchool25 to enter by September 18, 2025. Winners will be announced here after the contest ends.
Download Official Product Files
Our digital models let you design with it anyway.