Rare puff sleeves Louis Vuitton dress with stretchy back holiday party vibe

Soo gorgeous vintage very gently used floral monogram pattern ' received as gift don't know it's source prob just luxury inspired feels like super soft satin no tags but fits like a S PTP-19" L-43" waist 29" molds to check bc stretchy back super comfy style w trendy exaggerated puff sleeves It would be perfect on someone 5 5/5 6" I am a little too long waisted Soo unfortunate