Please wash before returning!
Mixes up to 60 lb/30 kg of concrete mix or mortar in about two minutes. Add water and dry mix, then roll it on the ground. Internal baffles churn the mix and in a couple of minutes it is ready to pour. Measures 18" x 12" in diametre.
See https://www.youtube.com/watch?v=Zu1A8b_0wZk or additional image for how to use.
Made in Canada