Literature Reference: 风前荡飏双飞蝶，花里间关百啭莺。—— 《自桐庐如兰溪有寄》 Before the wind, a pair of butterflies flutter gracefully, amidst the flowers, a hundred warblers sing sweetly. Source from 'Zhi Tonglu Ru Lanxi You Ji'.
双: Two, a pair. Symbolizing abundance. It signifies double happiness.
蝶: The butterfly, a sprite of nature.
Meaning: The pair of butterflies symbolizes beauty, freedom, and the harmony of love.