Arlekina.lt is an online shop for carnival, party and celebration supplies, offering products for children’s birthdays, themed events and special occasions throughout the year. Its range includes helium, foil, latex and printed balloons, number and letter balloons, balloon sets, and decorations for creating a festive atmosphere. Customers can also browse party accessories such as wigs, hats, masks, glasses and children’s accessories, alongside carnival costumes and themed items for occasions including Halloween, weddings, baby showers, graduations, Christmas and New Year.

For table settings and party details, the shop offers cups, straws, plates, candles, napkins, confetti cannons and other decorations. Its carnival makeup selection includes face and body paints, artificial blood, nail polish and makeup sets. Themed collections cover a wide variety of interests, from dinosaurs, princesses and superheroes to Hawaiian, retro and disco parties. Arlekina.lt presents products for both children’s and adult celebrations, with delivery stated as taking 1–3 business days. The website also provides information about payment, delivery, returns and customer support.