SGS Grade SGS shows that the preserved boxwood topiary comes with updated UV-PROOF feature which DOES NOT FADE EASILY even under harsh sunlight. With the most STRICT and HIGH STANDARD services provided by SGS, our boxwood balls use ANTI-FADING raw materials that offers 10 TIMES longer longevity. Without SGS they usually have SHORTER service life and may start to fade after ONLY 3-6 MONTHS of usage. SGS UV-Proof Long-Lasting Brand New Material with Lush & Realistic Appearance NEWLY UPGRADED material assures SAFETY of the artificial boxwood topiary. It does not release TOXIC FUME , protects people and animals’ health better while being friendly to nature as well. 4-LAYER leaves instead of 3-layer ones to give the boxwood spheres FULLER FOLIAGE and HIGHER DENSITY . Colored with MIX GREEN color that combined several variations of the green family, and crispy clear and VIVID LEAF VEINS & SHAPE give the leaves more realistic features while adding in more texture. 100% Brand New Polyethylene Material 4-Layer Leaves High Stimulation SGS Grade Long-Lasting & Fade-Proof Read more Two Half-Ball Package Splitting the boxwood spheres into halves makes the package smaller and more COST-EFFECTIVE . Charging our customers LESS for shipping due to EASY TRANSIT . According to different sizes, the assembly time required for putting the halves into one would be approximate 5 to 20 minutes, the bigger the sphere is, the longer time it may take. Installation Instruction Each boxwood ball urn filler includes a INSTALLATION INSTRUCTION within each package to help with putting the faux boxwood ball into one. STEP BY STEP INSTALLATION GUIDE in the instruction will lead you through the assembly process. The building process will take about 5 - 20 minutes depends on the sizes of the artificial plant topiary ball. Sphere Dimension VS Planter Opening We recommend choosing a more SUITABLE sized boxwood filler ball for your desired container. In case of the boxwood sphere falling into your container or being easily brushed off of the opening, please be aware of the SUGGESTED OPENING SIZE and the CORRESPONDING boxwood ball sizes in order to pick the most COMPATIBLE choice. Low Maintenance Artificial plants are the best choice for those who does not possess green fingers or too busy to take care of live plants. Our artificial boxwood balls are LOW MAINTENANCE . Requires no watering or trimming or pesticides to stay FRESH & GREEN . Simply use water hose to spray CLEAN WATER or MINOR DETERGENT will clean up regular dust left on the artificial topiary balls outdoor during usage. Read more 11" Boxwood Ball 15" Boxwood Ball 19" Boxwood Ball 19" Boxwood Ball 22" Boxwood Ball Outer Diameter 11" 15" 19" 19" 22" Inner Diameter 7.87" 11.4" 16.5" 16.5" 18.1" Self-Assembly Yes Yes Yes No Yes Layers of Leaves 4 4 4 4 4