SUPPORT WEIGHT UP TO 230LBS- These rock wall hand holds are molded with quality plastic resin, with each holding weight up to 230 lbs, safely supporting kids or adults to climb up and downSKID- & WEATHER- & FADE- RESISTANT- Nonskid textures on the surface provide great traction, largely reducing the risk of kids falling off. It stands up to harsh rain, sunlight, wind, and wont fade easily over timeCOMPLETE ACCESSORIES FOR EASY INSTALLATION- Step 1. drill holes on the plywood. 2. Line up the holes on plywood with those on the climbing wall holds, insert bolts and washers into the holes. 3. Screw into the nuts from the back of plywood. 4. Tighten the bolts with the hexagon wrench included. GREAT FOR INDOOR & OUTDOOR- Set these climbing holds in childrens room or playroom to let your little ones play happily anytime or on a play set/tree house/ jungle gym to get them closer to nature. Use them to enjoy your cherished family time with your kidsKIDS STAY FIT WHILE PLAY- These climbing rocks come in 3 different shapes, with 5 bright rainbow-like colors, easily attracting childrens to play with, so you kids can involuntarily exercise their strength, agility and confidence while climbing