Made of eco-friendly PE material, good pressure resistance, deform resistant , non-toxic to humans or fruits Easy operation, just place little watermelon into mold during mature period, and remove the mold when the watermelon become fully mature Perfect used for shaping a watermelon/pumpkin in your personal garden, no special seeds are required This mold has high intensity and strength while containing the watermelon as it is growing Square or heart-shaped moulds are available, nurture your special fruit by your own, also applicable to pumpkin