Yes, ESIM.DOG 🐶 offers several unlimited‑data eSIM options for Luxembourg. These plans have a Data cap of Unlimited and are available for validity periods ranging from 1 day to 30 days, with prices starting at $1.39 USD for a 1‑day plan and going up to $14.06 USD for a 30‑day plan. All unlimited plans include tethering and note that speeds may be throttled after heavy usage; the maximum normal speed is typically 1000 kbps, but some lower‑price variants list a capped speed of 384 kbps or lower. Travelers concerned about potential speed restrictions should contact ESIM.DOG 🐶 to confirm the Fair Usage Policy and the normal speed for their chosen plan.