We recommend polymeric sand for your Rainier Collection. It is used in the gaps between the stones. The polysand is probably 95% waterproof if done right.
Polymeric sand is a fine sand that is combined with additives that form a binding agent when exposed to water.
Polymeric Sand
$35.95Price
Color
25kg/bag
Shipping cost will depend on the total weight of your order. Simply add everything you need to your cart and it will automatically calculate the shipping.
*Note that the shipping cost will be to the warehouse closest to you. Curbside delivery is available at an additional cost.